Semantic Versioning fixes

Also have been updated the '-v' output

Author: jfernandz

gvtxto-parser.py

@@ -15,7 +15,7 @@
 def print_version(ctx, param, value):
     if not value or ctx.resilient_parsing:
         return
-    click.echo('Version 1.0')
+    click.echo('Version 0.1')
     ctx.exit()
 
 # Fetching command line arguments, with click module