* Now can open Windows full-path from command line arg
Example that now works: micro.exe D:\myfile.txt
* Now correctly retrieves the path from the input path string. Except for single-letter filenames
* Fixed line/cols, need to make the code prettier
* Fixed path matching with regex by @Pariador
* Fixed not stripping the line/col args from file path
* Added tests for ParseCursorLocation