GenerateDocs becomes independent of Data

[navinrathore]

Separated Model Documenter and Data Documenter
StopWords Becomes part of Data Documenter
Got rid of fixed list of 'z' columns

Refer to bug #263

[navinrathore]

Largely, all things have been incorporated and tested, that came in our discussion. Still, following points need attention.

• Column/Data Document - parent doc Link (parent Name) is hard coded (Top right corner on page). Need to know root location ($ZINGG_HOME)
• Decision on Column documents generated from modelDocumenter and DataDocumenter differentiation and their location of storage. As of now, both have same name and location. first ones are overwritten by stop words one. Original ones do not have any information yet. Though, all links work fine.
• Data documentation - list of schema field formation, table beautification
• Column/Data documentation - additional data on the page, if any