dspmanager: Allow target to provide it's own replacement

 * We may want to have an external package which provides
   it's own effects configuration as well as the effects
   app itself. Add support for this.

Change-Id: Ifa39b171f3e13902781b91537c422697dc2d0228
DSPManager: Remove unused strings

Change-Id: I1355c80161ac0a005eae563f6b2bcf1dde21f192
Automatic translation import

Change-Id: I68f794d9b42c16b8738149b402ef8030443ccfbc
DSPManager: Improve some strings

Change-Id: Ief55e203424c261c98b43965b3b54f53865ed6e0
Automatic translation import

Change-Id: I6c9b965403467364fdbe3dad4b7bfebdafa34b48
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_packages_apps_DSPMAnager into cm-11.0