Fix highlighting of non-ascii variable names#29

Merged

nicolasstucki merged 1 commit intoscala:masterfrom

PanAeon:feature/unicode_identifiers

May 28, 2019

Commits on May 27, 2019

fix #5 broken ids with unicode characters. Updated identifiers regexes for val,def,import,parameter-list,package,type. Minor clean up. Added unit test for unicode
PanAeon
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