Fixed the pysqlite bw compatibility stub to handle version numbers co…

…rrectly. Plus fixed some other minor issues.

addons/script.module.pysqlite/lib/pysqlite2/__init__.py

@@ -3,18 +3,26 @@
 # this will only be allowed if the script is greater that version 1.0
 
 import warnings
+import re
+
+# Credit gnud on stackoverflow:
+#  see http://stackoverflow.com/questions/1714027/version-number-comparison/1714190#1714190
+def xbmcVerCmp(version1, version2):
+    def normalize(v):
+        return [int(x) for x in re.sub(r'(\.0+)*$','', v).split(".")]
+    return cmp(normalize(version1), normalize(version2))
 
 # Not sure why this might fail but ....
 try:
     import __main__
     xbmcapiversion = __main__.__xbmcapiversion__
 except:
     xbmcapiversion = "1.0"
-    warnings.warn("For some reason the module'" + std(__name__) + "' couldn't get access to '__main__'. This may prevent certain backward compatility modes from operating correctly.")
+    warnings.warn("For some reason the module '" + str(__name__) + "' couldn't get access to '__main__'. This may prevent certain backward compatility modes from operating correctly.")
 
 # if the xbmcapiversion is either not set (because trying to get it failed or 
 #  the script was invoked in an odd manner from xbmc) ...
-if (float(xbmcapiversion) <= 1.0):
+if (xbmcVerCmp(xbmcapiversion,"1.0") <= 0):
     # then import sqlite3 in place of dbapi2
     try:
         import sqlite3 as dbapi2