Fix: incorrect clipboard w/ CutLine, DeleteLine and Search (zyedidia#508

)

* Fix: incorrect clipboard w/ CutLine, DeleteLine and Search

* Refactor: Add Cursor.CopySelection(clipboard)

Fix string width for different sized tabs

Fixes zyedidia#475

Minor update

Merge

Update docs and readme

Update readme

Minor cleanup

See zyedidia#300

Merge pull request zyedidia#235 from toxinu/patch-1

Add missing comma

Update readme

Update cross compile script