Added the file image of the search results to the link.
Merge branch 'release/2.6.0' into feature/r2.6.0_fix_search_links
Revise description of input and output formats.
Fix for CDAP-1037: "Table - Deleting all columns => deletes the "row" - Not intuitive/documented"
CDAP-1011: Mention granting permission to CDAP user to write to temp directories
Missing a closing parenthesis.
Merge pull request #838 from caskdata/feature/r2.6.0_fix_search_links

Release 2.6.0: Improve search results, FileSet, Table Dataset documentation