feature finish: Post review before finishing story

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
Finished feature 55152118/finish-story-before-review.
release deliver: Check existing tag

Do not fail immediately if the release tag already exists, check if it
points to master and if it does, continue.

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
Finished feature 54431574/release-finish-aborts-on-conflict.
Fix broken for loop

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
Finished feature 54899622/invalid-assertion-hack-incorrect.
Fix broken for loop, again

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
Finished feature 54899622/invalid-assertion-hack-incorrect.
Count reopened reviews as not shipit'd

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
Finished feature 54603410/reopened-stories-marked-reviewed.
feature start: Fix base marker with for_release

Marker was placed onto develop, which was not correct if for_release was
specific. So now it decides based on for_release option.

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
Finished feature 54575088/feature-finish-wrong-diff.
Update README.rst
Bump RBTools to 0.5.2

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
Revert "release deliver: Check existing tag"

This reverts commit 8af66daa69ec38430d9c09cc7bee4d3e6658eeaf.

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
release deliver: Change order of merging

Merge release into develop, then into master. This prevents master from
being tagged and then failing during merging with develop. Tagging is
now the very last operation, so you definitely do it only once.

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
Finished feature 54431574/release-finish-aborts-on-conflict.
Revert "Count reopened reviews as not shipit'd"

This reverts commit 91eee6e918aa9c35d88f1f3dccd3441512a22590.
Finished feature 54603410/reopened-stories-marked-reviewed.
Make deployment step optional

For now the deployment step is not ready on Jenkins, se we make it
optional so that developers don't have to type -D all the time.