Fixed file path suffix checks on Windows.
The change introduces a new FilePathSuffixMatcher, which is independent from path separators.

Signed-off-by: Oleg Nenashev <o.v.nenashev@gmail.com>
Fixed OutputStream operations for Node renaming and deletion tests.

Signed-off-by: Oleg Nenashev <o.v.nenashev@gmail.com>
Merge pull request #29 from synopsys-arc-oss/windows-build-fix

[Unit Tests] - Some fixes for Windows builds