EA-53859 fixed
library editor: updated icon for 'add to excluded' button and tooltips
prepositions list sorted
prepositions list updated
library editor: change tooltip for 'remove' button when an excluded entry is selected
Gradle: add new module to community project
Revert "no need in special extension for Dartium browser"

This reverts commit 0a749fa1e60591b33697f08021f3d131c0aa5072.