15 April, 2013:
1. Implemented new R-Python integration architecture:
   a) Rserve init moved offline
   b) Call each R function separately as and when required
2. Started moving R.data.frame objects between functions

13 April, 2013:
1. Included the following User Interventions:
a) Row names identification and validation
b) Cardinality check with help buttons throwing unique values
c) Variable identification
d) Probit conversion

2. Added documentation

3. Error checking for login, and bad URLs