Replace `ifNil:[...]` with `isNil ifTrue:[...]`
The latter is optimized by compilers and therefore faster.
PPAnalyzerTest PPAnalyzerTest stx:goodies/petitparser/analyzer/tests 'PetitAnalyzer-Tests' 0
PPRewriterTest PPRewriterTest stx:goodies/petitparser/analyzer/tests 'PetitAnalyzer-Tests' 0
PPSearcherTest PPSearcherTest stx:goodies/petitparser/analyzer/tests 'PetitAnalyzer-Tests' 0
stx_goodies_petitparser_analyzer_tests stx_goodies_petitparser_analyzer_tests stx:goodies/petitparser/analyzer/tests '* Projects & Packages *' 0