[stacktraces] Bug 445636: Small message updates

Change-Id: I319a7da44716a585909599badd49d9b06ba2f134
Signed-off-by: Daniel Haftstein <haftsteind@gmail.com>
Merge "[stacktraces] Bug 445636: Small message updates"
[stacktraces] Small cleanups

-checked exception handling in fadedialog (Bug 449439)
-code cleanup in fadedialog
-added test for thankyoudialog again
-removed unused externalized strings

Change-Id: I93ddcefff824a6576079e9c072806c673918da98
Signed-off-by: Daniel Haftstein <haftsteind@gmail.com>
[stacktraces] Improved tests for LogListener

Change-Id: Ia7c464c83b3085ecf02df9920575bb62d32ac3b7
Signed-off-by: Daniel Haftstein <haftsteind@gmail.com>