Merge pull request #118 from emorency/master

MICA-928, MICA-1180, MICA-1176
MLSTRM-149 - Granted view privilege for unpublished 'population' and 'data collection' event to Study Administrator
MLSTRM-149 - Granted view privilege for unpublished 'population' and 'data collection' event to Study Reviewer
Merge pull request #119 from kazoompa/bug-MLSTRM-149

MLSTRM-149
Added make rule to comment out the taxonomy import during initial build
Fixed typo for the make rule
Merge pull request #120 from kazoompa/bug-upgrade-study-migration

Fixed typo for the make rule removing taxonomy import
MLSTRM-1143: Show the list of studies on network left area
MLSTRM-148: Hide the Download CSV and Variables button when there is no variables