Fix lint issue and improve documentation

* Replace accidental tab indentation with spaces

* Update README.md and installation instructions

* Documentation improvements

Create LICENSE

Document Info.plist customisation

Only attempt to remove file headers from swift files

Fix crash in universal builds

Change install.sh back to release

Fix dynamic library copying for universal builds

Correctly escape spaces in file paths

Fix dynamic library support

I changed it to use the standard rpath (lib) instead of
a custom one (DynamicLibraries) because it was causing
compatibility issues.

Merge branch 'main' of https://github.com/stackotter/swift-bundler