Started implementing thresholds
Merge origin/develop into thresholds
Added analyze
Merge origin/develop into thresholds
Introduced constants for build status
Build status are now computed in models instead of processors; widgets now use same thresholds as processors
Fixed doc
Fixed phpunit widgets
Updated API and GUI for editing parameters
Fixed tests
Changed default thresholds to trigger unstable instead of error
Added result of analysis in build report
Merge origin/thresholds into develop