Import Mbed OS hard-float snapshot

features/frameworks/mbed-trace/.gitignore

@@ -0,0 +1,42 @@
+# Object files
+*.o
+*.ko
+*.obj
+*.elf
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+
+# Debug files
+*.dSYM/
+yotta_modules/
+yotta_targets/
+build/
+test_coverage/
+**/*.info
+**/*~
+output/*
+
+# Yotta files
+.yotta.json