- correct gitignore file so submodules will work

- repair submodule configurations

components/opus/CMakeLists.txt

@@ -0,0 +1,18 @@
+file(GLOB srcs "opus/src/*.c")
+file(GLOB silk "opus/silk/*.c")
+file(GLOB celt "opus/celt/*.c")
+file(GLOB fixed "opus/slik/fixed/*.c")
+file(GLOB float "opus/slik/float/*.c")
+
+
+idf_component_register(SRCS "${srcs}" "${silk}" "${celt}" "${fixed}" "${float}"
+                       INCLUDE_DIRS .
+					                "opus/include"
+									"opus/silk"
+									"opus/silk/fixed"
+									"opus/silk/float"
+									"opus/celt"
+									)
+
+set_source_files_properties(opus/silk/quant_LTP_gains.c PROPERTIES COMPILE_FLAGS -Wno-maybe-uninitialized)
+target_compile_definitions(${COMPONENT_TARGET} PRIVATE "-DHAVE_CONFIG_H")