Fixed build.py to work on MS Windows

- added .gitignore to ignore the obj folder and compiled Python scripts

.gitignore

@@ -0,0 +1,2 @@
+obj/
+*.pyc

build.py

@@ -67,7 +67,7 @@ def main():
         "OUT_OF_TREE_BUILD" : "1"
     }
     if args.swig_home:
-        env["SWIG_HOME"] = args.swig_home
+        env["SWIG_HOME"] = args.swig_home.replace('\\', '/')
     if args.with_hexrays:
         env["HAS_HEXRAYS"] = "1"
     if args.debug:
@@ -76,7 +76,7 @@ def main():
         env["NDEBUG"] = "1"
     if args.verbose:
         argv.append("-d")
-    env["IDC_BC695_IDC_SOURCE"] = args.idc
+    env["IDC_BC695_IDC_SOURCE"] = args.idc.replace('\\', '/')
     for ea64 in [True, False]:
         if ea64:
             env["__EA64__"] = "1"

makefile

@@ -371,7 +371,7 @@ $(PARSED_HEADERS_MARKER): $(ST_SDK_TARGETS) $(ST_PARSED_HEADERS_CONFIG) $(ST_SDK
 ifeq ($(OUT_OF_TREE_BUILD),)
 	$(Q)( cat $(ST_PARSED_HEADERS_CONFIG); echo "OUTPUT_DIRECTORY=$(ST_PARSED_HEADERS_NOXML)" ) | $(DOXYGEN_BIN) - >/dev/null
 else
-	(cd $(F) && unzip ../../out_of_tree/parsed_notifications.zip)
+	(cd $(F) && unzip ../../../out_of_tree/parsed_notifications.zip)
 endif
 	$(Q)touch $@