Enable build of plugin support and dev package in debian8 folder

distros/debian8/control

@@ -38,3 +38,12 @@ Description: Debugging symbols for zoneminder.
  video security system and for commercial or professional video security
  and surveillance. It can also be integrated into a home automation system
  via X.10 or other protocols.
+
+Package: zoneminder-dev
+Priority: optional
+Section: libdevel
+Architecture: any
+Depends: zoneminder (= ${binary:Version}), ${misc:Depends}
+Description: Development files for ZoneMinder plugins
+ This package add the necessary files to develop video analysis plugins for
+ the ZoneMinder camera security and surveillance solution.

distros/debian8/rules

@@ -53,7 +53,8 @@ override_dh_auto_configure:
 	  --with-mariadb=/usr --with-webdir=/usr/share/zoneminder \
 	  --with-ffmpeg=/usr --with-cgidir=/usr/lib/cgi-bin \
 	  --with-webuser=www-data --with-webgroup=www-data \
-	  --enable-crashtrace=no --enable-mmap=yes $(DEBOPT)
+	  --enable-crashtrace=no --enable-mmap=yes $(DEBOPT) \
+	  --enable-plugin-support --with-pluginsdir=/usr/lib/zoneminder/plugins
 
 override_dh_clean:
 	# Add here commands to clean up after the build process.

distros/debian8/zoneminder-dev.install

@@ -0,0 +1,3 @@
+usr/include/zoneminder
+usr/lib/*/libzmplugins.a
+usr/lib/*/pkgconfig/libzmplugins.pc

distros/debian8/zoneminder.dirs

@@ -4,3 +4,5 @@ var/cache/zoneminder/events
 var/cache/zoneminder/images
 var/cache/zoneminder/temp
 usr/share/zoneminder/db
+etc/zm/plugins.d
+usr/share/zoneminder/plugins