Fix Recent Workspace Delete

Remove the extra workspace delete function that is basically just
another name for the "file/delete!" function. This fixes the bug created
by trying to delete "path" when that variable doesn't exist.
check for curl
Fixed the namespace of print-length
Merge pull request #1233 from mihneadb/curl

check for curl
Merge pull request #1225 from mortalapeman/wip/workspace-delete-fix

Fix Recent Workspace Delete
Merge pull request #1252 from yuanmai/patch-1

Fixed the namespace of print-length
catch all browser errors, changelog, 0.6.3

Signed-off-by: Chris Granger <ibdknox@gmail.com>