fix #1277 Entity meta data does not contain label
fix #1281 Xref/Mref control uses attribute names instead of labels
fix #1282 Explorer filter modal shows attribute name if label is available
do not set label as description if description was not set
fix for last commit: select all attributes to fix select issue
calculate aggregates based on counts (story #2468)
Merge branch 'master' of https://github.com/molgenis/molgenis
add spinner to aggregate data loading
Merge branch 'master' of https://github.com/molgenis/molgenis
rename function
enable/disable dataexplorer tabs through runtimeproperties
enable/disable dataexplorer tabs through runtimeproperties
fix small render bug
support xref data type in aggregates
move aggregates to separate module, change interface to allow aggregation on two variables
remove unused class
add doc
use attribute label instead of name in filter list UI
Merge pull request #1278 from dennishendriksen/master

Fix bugs #1277 #1281 #1282 and count-based aggregates (story #2468)