Implements reliable reconnecting

...in/java/de/kuschku/quasseldroid/service/QuasselService.kt

...ava/de/kuschku/quasseldroid/util/helper/IntRangeHelper.kt

.../kuschku/libquassel/quassel/syncables/BufferViewConfig.kt

...ain/java/de/kuschku/libquassel/session/HeartBeatThread.kt

...ain/java/de/kuschku/libquassel/session/ProtocolHandler.kt

lib/src/main/java/de/kuschku/libquassel/session/Session.kt

...main/java/de/kuschku/libquassel/session/SessionManager.kt

...ain/java/de/kuschku/libquassel/util/helpers/MathHelper.kt