[2/2] build: Remove Voice Dialer

- From my experience, this does not work on the majority of the devices and I don't know
of one person that uses this. This was a useful app prior to apps like Google NOW and also
for cdma uses to access their APNs but that's no longer the case.

Change-Id: Ib74f8987d0fe68d8798c7ba64bcddcdae574876c
Roomservice: Search gerrit instead of github

* Search for devices using gerrit api instead of github
* Minor cleanups & fixes

Change-Id: I54fc898f3c773f79936568818996ae5fab11e491
Revert "[2/2] build: Remove Voice Dialer"

This reverts commit f955dd66e1e7914c5281656f39b7798c7695744a.

PS2:
-added libsrec_jni

Change-Id: Ifc3c38c0c4a4c408c3c08d03638d579adcaf5d28
Merge branch 'android-4.4' of https://github.com/omnirom/android_build into android-4.4

Conflicts:
	tools/roomservice.py