Windows line endings by checkout

Keep the windows line endings by checking out the repository. This will
fix #99
Bundled the license into the zip

This change will copy the license.txt into the GameData/RemoteTech2
before it will zip'ed. Resolves #158
Merge pull request #168 from Peppie23/travis_unix_line_endings

Travis unix line endings
Merge pull request #167 from Peppie23/bundle_license_158

Bundled the license into the zip
Added basic range indicator to target list.

Partially addresses RemoteTechnologiesGroup/RemoteTech#2. Indicator does not yet support multiple omni bonus or root range model.

Also renamed IAntenna.Radians to IAntenna.CosAngle, to prevent future programming errors.
Merge pull request #30 from Starstrider42/rangefinder

Rangefinder