Merge branch 'upload_fix' into 'master'

Upload Fix
new one time links.
new one time links.
 Merge branch 'new_one_time_links' into 'master'

New One Time Links
MFApi - enum FILE_GET_LINKS changed to use api 1.1
 Merge branch 'one_time_view_links' into 'master'

One Time View Links
MFConfiguration - apiKey no longer required
MFHttpClientSetup - apiKey no longer required for session token.
MFHttpClientSetup - apiKey no longer required for session token.
MFHttpClientSetup - added comments regarding documentation.
 Merge branch 'api_key_optional' into 'master'

Api Key Optional
IllegalStateException no longer thrown if mfTokenFarm.startup() not called.
 Merge branch 'misc_fixes' into 'master'

Misc Fixes
MFTokenFarm - if queue is empty, get a session token.
MFHttpClientCleanup - won't log user/get_session_token call.
Merge remote-tracking branch 'remotes/origin/master' into log_fix
UserRegisterResponse - removed
MFAPI - corrected enums for upload api calls.
MFUploadRunnable - corrected upload issue calling instant when poll should have been called.
Merge pull request #4 from MediaFire/upload_fix

Upload fix