Fix #3914 - Inconsistent unicode names
Msfpayload doesn't work if ENCODER option is set
Delete Encoder possibility in msfpayload
Wordpress Infusionsoft Gravity Forms CVE-2014-6446

The Infusionsoft Gravity Forms plugin 1.5.3 through 1.5.10 for
WordPress does not properly restrict access, which allows remote
attackers to upload arbitrary files and execute arbitrary PHP
code via a request to utilities/code_generator.php.
Change the check function

Use regex based detection
Remove nonfunctional jtr_unshadow

This module hasn't been doing anything but print_error a go away message
since June, so may as well get rid of it.
space after commas
Land #3919, @wchen-r7's Fixes #3914, Inconsistent unicode names
Land #3970, rm jtr_unshadow
Land #3920, @agix's removal of dead encode code from msfpayload.

Was originally supposed to add support for encoders, but
this was never a supported feature of msfpayload.
Do minor cleanup
Update timeout
Fix description
Land #3949, @us3r777's exploit for CVE-2014-6446, wordpress infusionsoft plugin php upload