Icons for new and open file.
Made the save and save as icons using the previous ones already made.
Merge pull request #104 from pwnedary/master

New icons for new and open file.
Plugin viewer and colour picker icons.
Merge pull request #105 from pwnedary/master

Plugin viewer and colour picker icons.
Oops... The zoom icons' backgrounds weren't transparent.
Merge pull request #106 from pwnedary/master

Oops... The zoom icons' backgrounds weren't transparent.
Merge branch 'master' of https://github.com/BurntPizza/Paint.JAVA.git