[cmp] add decompression support

* Adds .Z, .gz, .lzma, .xz and .bz2 decompression support for DD images
  using the Bled library (https://github.com/pbatard/bled).
* Closes #269

src/msvc-missing/stdbool.h

@@ -0,0 +1,16 @@
+/* Workaround stdbool.h for WDK compilers - Public Domain */
+
+#include <windows.h>
+
+#ifndef _STDBOOL
+#define _STDBOOL
+
+#ifndef __cplusplus
+
+#define bool BOOL
+#define false FALSE
+#define true TRUE
+
+#endif
+
+#endif