Update zm.in

The legacy sysv init script will not work with systemd.  This is by design.
add libgnutls28-dev as an option to libgnutls-dev
add the other libjpeg*-dev options, any of which should do
Deal with all libjpeg* libraries on debian
Update zoneminder.cmake.f20.spec
Update zoneminder.cmake.el6.spec
updated local_zoneminder type extension file to support ZM running on CentOS/RHEL 6.x in SElinux ENFORCING mode
Merge pull request #594 from ndobbs/feature-ndobbs_selinux_rhel6_support

updated local_zoneminder type extension file
Merge branch 'master' of https://github.com/ZoneMinder/ZoneMinder into debian_dep
Remove unneeded dependency
libgcrypt20-dev added in Build-Depends
Merge pull request #596 from manupap1/debian_dep

Fix package dependency on debian jessie