some minor clean up
added missing content of flowsummary.js
Connect schedule buttons on flow summary.
recover file accidentally removed
add db update file for project_properties
Merge branch 'release-3.0' of github.com:azkaban/azkaban2 into release-3.0
Fixed some compiler warnings, mainly involving unchecked casts
fixing the deadlock in triggermanager
clean up sql update scripts
Stop running prepare properties on the top level flow. This causes bug in resolving flow execution properties.
Merge branch 'release-3.0' of github.com:azkaban/azkaban2

Conflicts:
	src/java/azkaban/scheduler/ScheduleManager.java
branch for release-2.5 release
Added Cancelled state to represent a job which cancelled due to previous failures.
Merge branch 'master' into ui-tweaks
Wrapping code lines greater than 100 chars
Code formatting. Added spaces between if ( and for (
Merge branch 'master' of github.com:azkaban/azkaban2
Merge branch 'release-2.5' of github.com:azkaban/azkaban2
Reordered the switch statement and adding comment to make the behaviour less ambiguous.
Merge pull request #115 from azkaban/killCancelChanges

Added Cancelled state to represent a job which cancelled due to previous errors
change triggermanager synchronization to use the same lock object as the
scanner thread
scanner thread does syncObj.wait while waiting
add better description of sla triggers
add orphan process clean up script