Merge pull request #89 from yotammanor/newmodel

Changes from master
Merge pull request #90 from yotammanor/newmodel

Weekly_Report - add mail recipients as arg, and csv files with BOM.
fixed up mobile nav bar. design is ready imo
Merge pull request #93 from elie222/newmodel

fixed up mobile nav bar. design is ready imo
Merge branch 'newmodel' of https://github.com/hasadna/kikar-hamedina into newmodel
Added fixtures for status_comment_pattern
Changed kikar_weekly_report - added total_likes_per_week and changed to xlsx attachment. updated requirements.