[download] Download module exception correction

[download] Download module exception correction

NotFoundError and TypeMismatchError exceptions removed from methods:
void cancel(long);
void pause(long);
void resume(long);

Change that enables resuming canceled or failed download job.
abandon() method added, to destroy download job, abandoned download can not be resumed.
ABANDONED state added to differentiate from CANCELED, which can be resumed.

[Verification] Download TCT pass rate is 100%.
New behaviour was tested manually from console.

ACR: http://suprem.sec.samsung.net/jira/browse/TWDAPI-222

Change-Id: I52f5e7fa1875f49354178b8979c92e0d20011bc2
Signed-off-by: Arkadiusz Pietraszek <a.pietraszek@partner.samsung.com>