Add remaining libs to CMake

These now all appear in the MSVC project.
Currently only FileDialog, Nyquist, mod-script-pipe compile and link, and Audacity compiles.
Still to set include directories and flags for most of the libs.

cmake-proxies/libid3tag/CMakeLists.txt

@@ -0,0 +1,33 @@
+#directory cmake-proxies/libid3tag
+set( TARGET libid3tag )
+set( TARGET_SOURCE ${LIB_SRC_DIRECTORY}${TARGET} )
+project( ${TARGET} )
+
+set( SOURCES 
+${LIB_SRC_DIRECTORY}libid3tag/compat.c
+${LIB_SRC_DIRECTORY}libid3tag/crc.c
+${LIB_SRC_DIRECTORY}libid3tag/debug.c
+${LIB_SRC_DIRECTORY}libid3tag/field.c
+${LIB_SRC_DIRECTORY}libid3tag/file.c
+${LIB_SRC_DIRECTORY}libid3tag/frame.c
+${LIB_SRC_DIRECTORY}libid3tag/frametype.c
+${LIB_SRC_DIRECTORY}libid3tag/genre.c
+${LIB_SRC_DIRECTORY}libid3tag/latin1.c
+${LIB_SRC_DIRECTORY}libid3tag/parse.c
+${LIB_SRC_DIRECTORY}libid3tag/render.c
+${LIB_SRC_DIRECTORY}libid3tag/tag.c
+${LIB_SRC_DIRECTORY}libid3tag/ucs4.c
+${LIB_SRC_DIRECTORY}libid3tag/utf16.c
+${LIB_SRC_DIRECTORY}libid3tag/utf8.c
+${LIB_SRC_DIRECTORY}libid3tag/util.c
+${LIB_SRC_DIRECTORY}libid3tag/version.c
+)
+# This defines the #define on both Windows and Linux.
+add_definitions(  )
+add_library( ${TARGET} MODULE ${SOURCES})
+
+target_include_directories( ${TARGET} PRIVATE 
+
+)
+
+target_link_libraries( ${TARGET} )