Bug 959914 - Always dialEmergency from the first service when there are no sim cards.
r=rik
Merge pull request #15598 from etiennesegonzac/bug-959914-dsds-emergency-call

Bug 959914 - Always dialEmergency from the first service when there are no sim cards.
r=rik
Revert "Merge pull request #15688 from vingtetun/bug961047"

This reverts commit 362b3642076f176c2b780cd512b4110ce20e7eee, reversing
changes made to f382061fe95750d584a9078175c421a36892afc9.
Re-land "Merge pull request #15688 from vingtetun/bug961047"

This reverts commit b0cc15bf0d4369dad5c2806f66000c47b84fffba.
WIP firefox accounts for settings app, rebased.