MJPEG Tools Svn

if pointer is null don't compar it to a 0 character

gcc 7 saw that a height_pad was set twice but never used. variable is
remove

bump micro version number - the repository version now differs from the 2.2.0
release in the download area.

remove fallback check for libpng 1.2 - if libpng can't be found don't look for
a version that's so old.

Remove incorrect tag

Create 2.2.0 RELEASE tag

Create 2.2.0 RELEASE tag

go away

Create BETA 2.2.0

remove tag

another obsolete file goes away