Merge branch 'feature-paste-with-commas' into develop
showAllLevels support was added to print.TableOne. print.ContTable
received a minor modification to accommodate an extra column.
explanation of new arguments were added to doc.
version 0.4.0 info added
fixed problem with space insertion when empty strata are present.
space insertion bug fix was introduced as a part of 0.3.5
Merge branch 'feature-showAllLevels' into develop
date changed to 2014-03-30
Merge branch 'rc0.4.0'

Conflicts:
	NEWS