Operating System, bit type: Windows 8.1 Professional, 64-bit
Java version/update, bit type: Java 7 Update 51 (64-bit)
Launcher version: 1.3.4
Completed the troubleshooting guide (y/n): Yes
Console log, pastebin.com link: http://pastebin.com/76CiWp3g
Description of the problem: I made the mistake...