Add the setup-run-from-source.sh script (doesn't work yet) and allow to run the cactivities from the shell.

browser/browser.py

@@ -264,3 +264,6 @@ def main():
 		gtk.main()
 	except KeyboardInterrupt:
 		pass
+
+if __name__=="__main__":
+		main()

setup-run-from-source.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+# for activity.py
+export PYTHON_PATH=`pwd`/shell/src/

shell/src/shell.py

@@ -300,3 +300,6 @@ def main():
 		gtk.main()
 	except KeyboardInterrupt:
 		pass
+
+if __name__=="__main__":
+		main()