Merge branch 'enhancement#23' into development
Using SQL function AVERAGE to suggest a time on the First Period Entrance
Merge branch 'time_suggestion' into development
Removing unused class
Some proguard optimizations
Alert when there's no data to export
Merge branch 'export_csv' into enhancement#23

Conflicts:
	src/net/xisberto/work_schedule/ViewHistoryActivity.java
Merge branch 'better_pickers' into enhancement#23
Merge branch 'enhancement#23' into development
Adjusting strings and translations
Merge branch 'better_pickers' into development
Bringing changes from 'development' into export_csv
Organizing History classes
Shows a short instruction when exporting data
Merge branch 'export_csv' into enhancement#23
Merge branch 'enhancement#23' into development
Cleaning code on Settings
Less margins
Merge branch 'export_csv' into enhancement#23
Merge branch 'enhancement#23' into page_views