Added new flag Pattern.LONGEST_MATCH ...

[mykeul]

... to allow changing hard-coded "longest=false" in Pattern.compile()

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[sjamesr]

Thank you, looks good! Do you mind running the code formatter and rebasing your change?

./gradlew googleJavaFormat from the project root dir should do the trick

[mykeul]

You're welcome. Formatted, rebased, pushed. I'm looking at the CLA.

[coveralls]

Pull Request Test Coverage Report for Build 278

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 9 unchanged lines in 1 file lost coverage.
• Overall coverage increased (+0.002%) to 94.049%

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Files with Coverage Reduction	New Missed Lines	%
/home/travis/build/google/re2j/java/com/google/re2j/Pattern.java	9	87.67%

Totals
Change from base Build 277:	0.002%
Covered Lines:	2987
Relevant Lines:	3176

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💛 - Coveralls

[mykeul]

@googlebot I signed it!

[googlebot]

CLAs look good, thanks!

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[sjamesr]

Thank you!