Fix: The patcher does not always patch files even if the pattern is correct

See #38, release log:

• 8260874 by @kniazkov: Merge pull request #38 from kn...
• 432e512 by @kniazkov: Fragment as a string
• d7dce78 by @kniazkov: + test
• 80ed09a by @kniazkov: + test
• 72ae8c4 by @kniazkov: + test
• 9e86fcb by @kniazkov: + test
• 6cc8dc4 by @kniazkov: + test
• 7046c61 by @kniazkov: + test
• 535c999 by @kniazkov: + test
• 16608ba by @kniazkov: Positions and fragments
• eaabff0 by @kniazkov: + test
• 7032d75 by @kniazkov: + test
• f112d74 by @kniazkov: + test
• 391cb07 by @kniazkov: + test
• 712a5c9 by @kniazkov: + tests
• 5acaa2b by @kniazkov: Checkout v.3
• bdfcf52 by @kniazkov: Fix: The patcher does not alwa...
• 7b38312 by @kniazkov: Matcher API refactoring
• 3eee33e by @kniazkov: 'Matching' class for storing i...
• 31b4742 by @kniazkov: Reinforced fragments

Released by Rultor 2.0-SNAPSHOT, see build log