Here is what I get:  http://pastebin.com/kdfW2C5x 
  
This is constantly err'd: 
[05:32:25 WARN]: Couldn't download https://s3.amazonaws.com/Minecraft.Download/versions/1.6.4-Forge9.11.1.965/1.6.4-Forge9.11.1.965.jar for job 'Version & Libraries' 
java.lang.RuntimeException: Server responded with 403 
	at net.minecraft.launcher.updater.download.EtagDownloadable.download(EtagDownloadable.java:43) ~[launcher.jar:?] 
	at net.minecraft.launcher.updater.download.DownloadJob.popAndDownload(DownloadJob.java:108) [launcher.jar:?] 
	at net.minecraft.launcher.updater.download.DownloadJob.access$000(DownloadJob.java:12) [launcher.jar:?] 
	at net.minecraft.launcher.updater.download.DownloadJob$1.run(DownloadJob.java:89) [launcher.jar:?] 
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.7.0_45] 
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.7.0_45] 
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.7.0_45] 
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.7.0_45] 
	at java.lang.Thread.run(Unknown Source) [?:1.7.0_45] 
  
I am running the official launcher with a premium account. 
  
I installed forge by using www.skydaz.com 
it seems to work for everyone else, so I dont know what I am doing wrong. 
  
By what is above I am assuming it is on your side since I am getting 403'd. 
either that or the json file is screwed up.