Updating to latest ycmd

Diagnostic & completion 'kind' changed in the REST API.
Updating vimdoc from readme

Fixes #1009
Bundle name is deprecated.

Bundle name is not used anymore in the Vundle plugin. Use Plugin instead.
Change reference of Bundle to Plugin in the docs
Change reference of Bundle to Plugin in the docs
Merge pull request #1020 from adelarsq/patch-1

Bundle name is deprecated.
Fix off-by-one error with location list diags
Further support for diag line_num < 1

Fixes #1028
Updated to latest ycmd

Fixes #1033.
Merge remote-tracking branch 'origin/master'

Conflicts:
	third_party/ycmd