Auto generate docs

Author: kdheepak

doc/panvimdoc.txt

@@ -271,14 +271,10 @@ this:
 
 Main headings are numbered.
 
-
-
 SUB HEADING 2                                        *panvimdoc-sub-heading-2*
 
 Sub headings are upper cased heading.
 
-
-
 Notice that both headings and subheadings have tags.
 
 SUB HEADING 3
@@ -428,8 +424,6 @@ Support for markdown tables is also available:
 
 
 
-
-
 >
     │Right│Left│Center│Default│
     │   12│12  │  12  │12     │