Move Java's .gitignore to the `java` directory.
There were two step #7s.
C# Solution.
C# 01: Original problem.
C# 02: BDD-style story scenarios.
C# 03: BDD-style storiy scenarios, fleshed out.
C# 04: BDD-style story scenarios and examples.
C# 05: Pending acceptance tests.
C# 06: Failing unit tests.
C# 07: Unit tests edge cases.
C# 08: Unit tests, one happy path.
C# 09: Unit tests, refactored to parameterized tests.
C# 10: Unit tests, more test cases.
C# 11: Complete implementation code.
Make the README language-agnostic.
Merge pull request #1 from SamirTalwar/master

C# example.