Update DESCRIPTION

Package name amended.
Update README.md

Name amended
Update README.md
Rename dsmodellingclient.Rproj to dsModellingClient.Rproj
Update DESCRIPTION
Update README.md
Delete testing.R
Rewording in help files.
Some changes
Additional argument added to 'ds.glm' and checks amended.
Changes on the checks and sone bugs fixed.
Passed full checks.
Reference added for the gee function.
Error message amended.
Login data to remote server added to the 'data' directory.
login to remote server amended.
login for gee remote test data amended.
prepare next release
Added function to check for factor variable levels and eventual adjust.
Merge branch 'master' of https://github.com/datashield/dsModellingClient