removed unnecessary import

Signed-off-by: Balint Kovacs <blint@blint.hu>
removed presumably dead code
cleaned up AndroidManifest to get rid of AndroidLint warnings and
properly define API level, also added security on the Service intent
added suppress to remove warnings for yet unused functionality

Signed-off-by: Balint Kovacs <blint@blint.hu>
Added share logs functionality

Signed-off-by: Balint Kovacs <blint@blint.hu>