Fixes running maven tests on windows. The tests and the private key
builder code were not all properly using
System.getProperty("line.separator") and were instead in some cases just
using "\n"

lineSeparator variable shortened
jclouds formatting applied

reverts and refixes formatting changes

This should fix some missing changes
Merge pull request #1449 from zack-shoylev/windows-fix

Fixes running maven tests on windows.