mjpg-streamer: Update to latest from github/jacksonliam repository. Add additional plugins for RTSP, UDP, etc.

Signed-off-by: Ted Hess <thess@kitschensync.net>

multimedia/mjpg-streamer/patches/030-remove-git-hash-version-number.patch

@@ -0,0 +1,24 @@
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -18,21 +18,6 @@ include(FeatureSummary)
+ include(mjpg_streamer_utils)
+ 
+ #
+-# Get the current git hash
+-#
+-execute_process(
+-  COMMAND git rev-parse HEAD
+-  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+-  RESULT_VARIABLE GIT_RESULT
+-  OUTPUT_VARIABLE GIT_HASH
+-  OUTPUT_STRIP_TRAILING_WHITESPACE
+-)
+-
+-if(GIT_RESULT EQUAL 0)
+-  add_definitions("-DGIT_HASH=\"${GIT_HASH}\"")
+-endif()
+-
+-#
+ # Options
+ #
+ set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -DDEBUG")