Fixed bug #20190 : Invalid regex in Squiz_Sniffs_WhiteSpace_SuperfluousWhitespaceSniff
Prepare for 1.5.2 release
Merge branch 'master' into phpcs-fixer

Conflicts:
	CodeSniffer/Standards/Squiz/Sniffs/WhiteSpace/SuperfluousWhitespaceSniff.php
	package.xml
Prepare for 2.0.0a1 release