* FIX: getIssueWatchers() get only aktive suscriber
* save query to work later with it or not ...
* fix test + add new case
* corect tests + GetIssueWatch
* API issue_subscripton: Put/Delete require tocken
* remove redundant code
* swagger specify return value
* remove unused binding
* remove note
because I'll implement this in a different way and in another PR
* ID should be unique!
* use xorm session
* Revert "use xorm session"
This reverts commit c1de540147.
* better test code
* more acurate comments
* use assert.False/True instead of Equal
* use more assert methodes