refactor(nodes): use Net::OpenSSH

* refactor(frontend): removed plugin renderfile
* refactor(volumes): qcwo2 format on clones

issue #1153

feature(fontend): maintenance mode

closes issue #1331

New refactor by @eskumon made renderfile plugin unnecessary

closes issue #1153

* feature(iso): new russian distro Linux Astra

issue #1096

* Fix #1104 mariadb (#1105)

* fix(install): create some tables forcing utf8

fixes issue #1104

* feature(frontend): disable timeout check in login form (#1110)

fixes issue #1102

* feature(backend):Set three first MAC octets as static (#1111)

issue #1103

issue #1102

* 1098 access (#1113)

* fix(access): Add access tab
* fix(access): Improve appearance
* fix(access): Add i18n strings

Issue #1098

* fix(frontend): login with spaces now fails (#1106)

issue #1100

* Fix/1119 timeout (#1120)

* wip(frontend): pass configured timeout when starting

issue #1119

* Feature #1115 pools (#1121)

* feature(frontend): manage pools

issue #1115

* wip(frontend): fallback bt4 upgrade (#958)

* feature(frontend): fallback bt4 upgrade

issue #993 and #949

* 949 fallback (#1122)

feature(frontend): fallback bt4 upgrade

issue #993 and #949

* test(request): change curr and max memory

issue #1123

* fix(request): change current memory

issue #1123

* Fix(i18n): Empty lines transifex errors

* wip(test): improved process waiting

* fixed english duplicates

* fixed when no display info available

* wip(frontend): fixed pool form

* fixed tests when there are no testing nodes

* wip(frontend): bootstrap select picker on fallback

issue #993

* remove old Ubuntu ISOs

* fix(backend): refresh ISOs misplaced file

It only happened if the ISO cache was removed

* Feature #993 fallback (#1124)

feature(frontend): get all fallback files for the package

* wip(frontend): fallback for raphael fixed
* wip(frontend): get original files for fallback
* Also fix tell user to install agent for remote tests
* wip(frontend); version badge

issue #993

* show open ports info only if there is any

* Fix #1125 iso (#1126)

fix(backend): test and checks for old ISOs

issue #1125

* refactor volume management (#1128)

refactor(volumes): volume management

issue #1127

* refactor(frontend): removed warning undefined

* refactor(tests); fix check with local ips

in some environments with no network it may fail

* refactor(backend): remove only if necessary

* Fix #1125 iso (#1129)

* fix(backend): test and checks for old ISOs
* feature(ISO): Arch Linux support
* wip(download): fixed some regexp downloads

issue #1125

* Fix #1131 pool (#1133)

fix(backend): fixed create clone when pooling

* fix(backend): reviewed pool clones management
* refactor(frontend): improved user feedback
* test(backend): pick a machine from pool

issue #1131

* Fix ports expose (#1142)

* test(networking): flush and check FORWARD table
* fix(networking): open forward chain when exposing ports
* fix(frontend): allow ports beyond 99

issue #1134

* Fix prepare base (#1144)

* test(backend): check prepare fails
* fix(backend): prepare base recover when fails

issue #1143

* fixed with ng-cloak (#1139)

issue #1138

* wip(install): download fallback files

* smbios hostname (#1148)

* test(KVM): change smbios on rename
* fix(KVM): change smbios on rename

fiuxes issue #1146

* Update fa.po (#1149)

Some texts from administration section

* fix(networking): properly deny restricted ports (#1147)

issue #1134

* fix(documentation):Review requirements page (#1156)

updated the requierements page to specify the Windows configuration

fixes #1152

* fix(frontend): Improve users management in admin (#1159)

Only show errors when the field loses focus
Added a "Show password" button
"Cancel" button now redirects to the users page (before it redirected to the VMs page)

fixes #1140

* User experience access directly to virtual desktop if only has one machine (#1160)

feat(frontend): direct access if only one machine

Check number of machines
If user only has one clone, redirect to file.vv and open spice client

Issue #1145

* feat(backend): remove user from cli (#1161)

Was proposed by @rogerferre

Issue #1132

* Test #1137 mojo (#1151)

* wip(frontend): return http status when failed login

issue #1137 and it will affect issue #1141 too

* test: allow test to connect to the MySQL DB

issue #1137

* test(frontend): test login and create machine

issue #1137

* wip(test): create base and clone it

issue #1137

* wip(test): show some req messages

* refactor(test): reconnect when timed out

issue #1137

* Feature do not remove CD (#1158)

feature(backend): add option with_cd on create base

* test(volumes): check for CD
* refactor(tests): do not wait for some reqs
* test(backend): check ISO files in bases
* wip(backend): set driver for CD-ROM

issue #1116

* removed debug in test

* wip(frontend): turn LDAP auth object into SQL

this is needed to access auth functions

issue #1154

* fix(networking): properly deny restricted ports (#1181)

issue #1134

* Refactor for ubuntu eoan (#1183)

* test(ldap): add config files for eaon tests
* fix(test): remove user just logged in to refrsh

issue #1177

* fixed test failed when many bridges

* removed debug

* Fix/1185 update cancel hyperlink (#1186)

fix(frontend): Update cancel hyperlink

fixes #1185  and part of #1140

* Feature/1145 directly (#1176)

feat(frontend): direct access if only one machine

Check number of machines
If user only has one clone, redirect to file.vv and open spice client

Issue #1145

* fix(frontend): Improve users management in admin (#1184)

refactor(frontend): Improve users management in admin

    Change button name to "new user"
    Table hides until the "search" button is clicked

fixes #1140

* fix(frontend): Improve new machine page (#1189)

* Disk, Swap and RAM numeric entry
* Enable SWAP volumes by default on new machine
* Minimum disk size entry set by the selected ISO

fixes #1150 & #1154

* Refactor nodes (#1190)

refactor(backend): improved remote nodes response

* feature(CLI): run one request
* improve zombie management
* refactor(backend): check status only if requested
* refactor(backend): cache nodes storage
* install: add dependency for IO::Scalar

issue #1188

refactor(backend): improved remote nodes response

* feature(CLI): run one request
* improve zombie management
* refactor(backend): check status only if requested
* refactor(backend): cache nodes storage
* install: add dependency for IO::Scalar

issue #1188

feature(package): Ubuntu and debian control files

issue #1079

issue #990

* test(TLS): check display info with TLS fields

issue #249

* feature(TLS): fetch stored vv file

issue #249

* wip(TLS): create and store vv file with TLS

Following the guidelines by @fv3rdugo on https://ravada.readthedocs.io/en/latest/docs/spice_tls.html

issue #249

* wip(test): check tls display file

issue #249

* feature(frontend): show the TLS display file

issue #249

* refactor(frontend): both TLS and old display file

issue #249

* refactor(test): wait longer for node to start

* refactor(test): check tls file

issue #249

* refactor(frontend): set tls_file if there is tls port

It failed for some tests with no TLS VMM

issue #249

* wip(frontend): properly show the tls vv file

issue #249

* feature(backend): secure connection support with TLS

With assistance from @fv3rdugo

issue #249

* feature(frontend): show secure vv file if available

issue #249

* fix(install): added dependencies for nodes support

suggested by @alexm in issue #264

* fix(backend): clenup process as requests

Speed up the backend making the cleanup process
regular requests

issue #828

* fix(frontend): show remove clones button if allowed

spotted by @JanFontanet

issue #828

* fix(KVM): storage pool may be already created

issue #828

* test(benchmark): run tests with perl lib

issue #828

* test(benchmark): list availabe machines to run tests from

issue #828

* test(benchmark): check alive with icmp

issue #828

* refactor(backend): arguments check

issue #828

* test(frontend): check remote ip set on creation

Checks connection information reported by @jlopezramos

issue #828

* test(backend): check enforce limits

issue #828

* fix(frontend): connection information for volatile clones

fixes problem reported by @jlopezramos

issue #828

* fix(requests): shutdown timeout

issue #828

* test(backend): limits are enforced from requests

issue #828

* test(backend): benchmark virtual machine creation

issue #828

* wip(test): benchmark create

deal with missing machines

issue #828

* fix(monitoring): check client has access to netdata port

issue #828

* fix(requests): the request may be removed

issue #828

* fix(backend): enforce limits after opening or starting

This improves also connection information status as
reported by @jlramos. It still has some delay but it
should be enough

issue #828

* test(benchmark): cleanup testing machines

issue #828

* html exposed

* fix(backend): return lower free memory

issue #828

* test(benchmark): check for backend and option to keep machines

issue #828

* test(benchmark): add flags and improve output

issue #828

* feat(backend): store requests run time

issue #828

* test(backend): remove debug

issue #828

* test(backend): check stored remote ip

issue #828

* doc(requests): doc API

issue #828

* doc(auth): doc API

issue #828

* refactor(backend): remove unnecessary memory checks

Those also made machine start very slow in environments
with many clones

issue #828

* fix(backend): store creation error

issue #828

* build: removed unnecessary package

issue #828

* test(frontend): json is deprecated, fetch from info

issue #828

* fix(backend): get display only if active

issue #828

* CPU limits

* CPU limit v2

* test(benchmark): list only bases

issue #828

* CPU limit DB check

* CPU limit DB count

* test(backend): set memory first time check

issue #828

* fix(backend): first time the json could be empty

issue #828

* doc(API): Auth improvements documented

issue #828

* test(downloads): skip when no local mirror

issue #8282

* feat(backend): check for active machines limit on start

issue #828

* test(benchmark): cleanup after tests

issue #828

* refactor(backend): improve cpu usage and start

issue #828

* test(start): check start already open is ok

issue #828

* refactor(frontend): a little better error messages on start

issue #828

It was automatically installed in Ubuntu, but it may
help those who install it on Debians.