BUG 11421 "CheckGroups option ZERO always selected" SOLVED

- CheckGroups option ZERO always selected
- Problem solved, In Dynaform to the create CheckGroups is validated the value when is zero
* Available from version ProcessMaker-2.0.47 (2.5.1)
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-11421
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-11421
Bug 8665 3K issue:
Description: ./files directory cannot be up 32000 directories max at ext3 configuration.
Solution : split the uid case directory at 3 level to create a tree structure. Apply this new structure to all PM. Set a upgrade procedure at time to use processmaker upgrade <workspace> commnand as su.
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-11421
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-11421
BUG 8462 : "Directories are created with overly permissive settings"
Solution : set shared directory permissions mode to 770
Testing
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-11421
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-11421
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-11421
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-11421
DOCSYSTEM Bandera para quitar el skin classic de la lista

Bandera para quitar el skin classic de la lista
Merge pull request #1678 from brayanpereyra/master

DOCSYSTEM Bandera para quitar el skin classic de la lista
Merge remote branch 'upstream/master'
Changes for DocSystem translations

Changes for DocSystem translations
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-11421
Merge pull request #1679 from Jennydmz/master

Error on the Conditional Editor tab on Dynaform Editor.