Add changelog

Change-Id: I54a2fa3a9a89ac8334b3fa9729885994e6316c4d
Fix crash on android 2.2

android 2.2 does not supprot String.isEmpty(), therefore the
Stringutils.replaceEach cannot be used
* replace replaceEach by single replace calls

Change-Id: I0cdcf15d7658a9165233b7dd3a4f2ec608fe5f46
Fix issues with nonexisting resources on android 2.x

Change-Id: I0f165f137ed19d1dcc18a0a34c00707da1a20f46
Remove unused library

Change-Id: Ia4b4cc955882120fb08c08881c0b6cb2114150f9
Fix possible nullpointer

* task in taskfragment is null onConfigurationChanged, so set this here
if task exists

Change-Id: I9f8286bf9a805e22143766a7790163bd8e22052a
Removed redundant style

Change-Id: Ibd43d31027f62b907793f081891fd4b294663892
Merge "Fix crash on android 2.2"
Fix Nullpointer and OutOfBounds in Reminder

Bug: f98bd405bcb8fb518f7b887f61334567
Bug: 8c6b40bc6fb4018ece90230156430943
Change-Id: Ic1d50b9d33881e8ed339a0a321b2ef637419eea5
Show error when a certificate vanishes

Bug: 1d225fcd31cfe18ac34009a313f32b8d
Change-Id: I7864169f2ca426b059ab89df4c40b71b66f1593f
Fixed problems with  setThumbDrawable

setThumbDrawable was added in API level 16. So we can not use it in earlier versions
Bug b404dd54b6045eb3c10b8909d5a8ba68

Change-Id: Ib873ccdd3b69cf6bf5d919a6ce152ca8614e2b2f
Removed unused changelog library

Change-Id: I9d82a32dd2491ccdd4f94f38833065757ba7e142
Fix Crash when editing task

I don't know how this could happen but this is a possible fix
Bug 0238dce834826feec005b2bd720fcb2a

Change-Id: Icce166f0665cdf4e8e482552ca9a6b982425a250
Mute jenkins

Change-Id: I8efdba626a892ecc18ffa4e6b018d8ef9c91a4eb
Fixed typos

Change-Id: I9207a390d6cfbffc9a987ba59296c4aab6ee663d
Fixed typos

Change-Id: I068c3c6dd75802aa0dc95e7f1ad7f6a29f8853f8
Fix Nullpointer

Bug fa6400ecce77230c36e3db9f9d209b4b

Change-Id: I6afd67330ebcb8d01b10284aba56b8f44796f7b3
Fix crash on old android-versions

Change-Id: I48ea9cb370f88ab20bb828037ba2a855474998c7
Merge "Fix Nullpointer"
Fix again possible crash on db-update

Change-Id: I171b54fdd7269c8a1c4a12222fb01aac155bc90e
Merge "Fix crash on old android-versions"