3.19.y-ckt stable patches

[Mimi Zohar]

Hi Kamal,

Thank you for picking up the 6 patches:

f2ceada evm: labeling pseudo filesystems exception
81a345d ima: extend "mask" policy matching support
c7deb2b ima: add support for new "euid" policy condition
2d37f0a ima: fix ima_show_template_data_ascii()
9f0da65 KEYS: fix "ca_keys=" partial key matching
f13aee3 ima: do not measure or appraise the NSFS filesystem

I'd appreciate you're also picking up commit 5101a18 "evm: labeling
pseudo filesystems exception" as well.

Thanks!

Mimi