drop non-important files from test
set standard DOCTYPE and avoid x-ua-compatible meta tag
NEXUS-6319 - typo instantiate
Use platform-independent line separator

Use platform-independent line separator to fix broken test on Windows
Fixing unit test that breaks on windows by normalizing line ending characters.
Made LockFileTest's lock file contents verification Windows friendly.
Merge branch 'fix-windows-tests' of https://github.com/sonatype/nexus-oss into fix-windows-tests