Instructions for Google Play Store Patched:
1.Install latest Lucky Patcher
2.Run Lucky Patcher > Menu > Select 'Patch to Android'
3.Select √ 'Signature Verify always True' and 'Disable Zip Signature Verify' > Apply > Yes
4.After reboot go to 'Patch to Android' and check (Patch applied). If applied exit from Lucky patcher. otherwise do 3rd step again.
5.Backup current Google play with Titanium backup if you want to restore original version in case.
6.Rename downloaded 'GoogleMarket.by.Chelpus.TrueLicenseMod.apk' and transfer to sd card.
GingerBread users > rename to 'Vending.apk'
ICS / Jelly Bean users > rename to 'PhoneSky.apk'
7.Open Root Explorer and copy/replace renamed apk to '/system/app/' folder
8.Set permissions rw-r--r-- and Reboot
9.Done. All Apps on Dev

Updated: February 7, 2015
Current Version: 5.2.12 
PS: if you receive the "force close" message when you view "Installed" in "My app", please clear cache & data for Google Play Store app.

Google Play Store v5.2.12 Patched
usercloud: http://dl.apkpro.net/843
tusfiles:  http://dl.apkpro.net/844
zippy :    http://dl.apkpro.net/845
devhost:   http://dl.apkpro.net/846
 
Google Play Installer v1.1.2 for Google Play Store v5.2.12
usercloud: http://dl.apkpro.net/847
tusfiles:  http://dl.apkpro.net/848
zippy :    http://dl.apkpro.net/849
devhost:   http://dl.apkpro.net/84A

==========OLD VERSION==========
Version: 5.1.11
userscloud: http://dl.apkpro.net/7XX
tusfiles:   http://dl.apkpro.net/7XY
zippy :     http://dl.apkpro.net/7XZ
devhost:    http://dl.apkpro.net/7Xa