Fixed auto-installer for Windows OS (bug with %PATH% customisations)

HISTORY.rst

@@ -4,6 +4,11 @@ Release History
 1.0.0 (?)
 ---------
 
+0.3.1 (2014-06-21)
+------------------
+
+* Fixed auto-installer for Windows OS (bug with %PATH% customisations)
+
 
 0.3.0 (2014-06-21)
 ------------------

platformio/__main__.py

@@ -35,7 +35,7 @@ class PlatformioCLI(MultiCommand):
 
 
 @command(cls=PlatformioCLI)
-@version_option(__version__, "platformio")
+@version_option(__version__, prog_name="platformio")
 def cli():
     pass
 

scripts/get-platformio.py

@@ -25,6 +25,8 @@ def fix_winpython_pathenv():
     # took these lines from the native "win_add2path.py"
     pythonpath = os.path.dirname(CURINTERPRETER_PATH)
     scripts = os.path.join(pythonpath, "Scripts")
+    if not os.path.isdir(scripts):
+        os.makedirs(scripts)
 
     with winreg.CreateKey(winreg.HKEY_CURRENT_USER, u"Environment") as key:
         try: