Merge pull request #1 from Activiti/master

update my clone
Make coordinates of the connections (associations and sequence flows)
better: connection may starts from intersection point of the Flow
Element and Line that is goes from the center of the Element.
Make coordinates of the connections (associations and sequence flows )
better: connection may starts from intersection point of the Flow
Element and Line that is goes from the center of the Element.
ClockUtilsImpl
Added missing parameters in the GET runtime/tasks
Added process validation module to root pom
Merge branch 'master' of https://github.com/Activiti/Activiti
Fix for ldap according to http://forums.activiti.org/content/user-form-type-does-not-show-users-when-using-ldap
Merge branch 'master' of https://github.com/Activiti/Activiti
User guide fix
ACT-1918 added documentation
Merge with master
Merge pull request #222 from dmitryfar/master

Make coordinates of the connections better.
ACT-1938: Not using stringtokenizer, old-skool regex instead to split
Merge branch 'ClockUtils2' of https://github.com/martin-grofcik/Activiti
Removed ClockServiceImpl
Enhanced multi-tenancy support: added signal support
Enhanced multi-tenancy support: added signal support (docs)
Merge branch 'master' of https://github.com/Activiti/Activiti
Merge from upstream/master