do not modify perfdata from engine acknowledgement (will be done in UI)
add: add trend curves in time graph
resolve: resolve merge with origin branch
modify: modify widgets attributes in order to match with previous widget attributes and to ease the migration
fix bug on text widget (bad substitution algorithm)
consolidation logger error fixed
add: ensure_index in cstorage
add: ensure_index in pyperfstore2.store
fix in case amqp crashes : prevent engine stop
improve: Use cursor to count total in perfstore
Merge branch 'bugfixes' of github.com:capensis/canopsis into bugfixes
human readble values take care of stacked graphes and remains optional
Merge branch 'flotcharts' of https://github.com/capensis/canopsis into flotcharts
set default properties for pie chart and active hidden label functionality
add: flotchart migration from highchart
add references to flotchart in index.html
update graph widget with plugins
Merge branch 'flotcharts' of https://github.com/capensis/canopsis into flotcharts

Conflicts:
	sources/webcore/var/www/canopsis/index.debug.html
fix: Typo + Time Window Offset
Merge branch 'flotcharts' into flotchart-downtimes