Disable MySQL-Python DBI module

Use sqlite instead of pysqlite.
 Not supported in python 3.x

Author: valentinedwv

.travis.yml

@@ -52,7 +52,7 @@ install: # now just our code
   - pip install   .
   - pip install  -r requirements_tests.txt  --allow-external pyodbc --allow-unverified pyodbc
     # pysqlite
-  - pip install pysqlite
+#  - pip install pysqlite
   - pip list
 
 # don't forget to open up the azure mssql server to these addreses