doc: improve readability

doc/signify.txt

@@ -88,6 +88,7 @@ combination of ! and _. The sign is shown on the same line.
 Put these variables into your vimrc. The shown assignments are only examples,
 not defaults.
 
+============-
 
     let g:signify_vcs_list = [ 'git', 'hg' ]
 
@@ -97,22 +98,26 @@ default all supported VCS will be checked for.
 NOTE: This only happens once at buffer loading. Afterwards, the VCS will be
 remembered anyway.
 
+============-
 
     let g:signify_mapping_next_hunk = '<leader>gj'
     let g:signify_mapping_prev_hunk = '<leader>gk'
 
 Mapping for jumping to the next or previous hunk.
 
+============-
 
     let g:signify_mapping_toggle_highlight = '<leader>gh'
 
 Mapping for toggling line highlighting for lines containing changes.
 
+============-
 
     let g:signify_mapping_toggle = '<leader>gt'
 
 Mapping for toggling the plugin for the current buffer only.
 
+============-
 
     let g:signify_skip_filetype = { 'vim': 1, 'c': 1 }
     let g:signify_skip_filename = { '/home/user/.vimrc': 1 }
@@ -121,11 +126,13 @@ Don't activate the plugin for these filetypes and/or filenames.
 
 NOTE: Filenames have to be absolute paths.
 
+============-
 
     let g:signify_sign_overwrite = 1
 
 Overwrite signs set by other plugins by default.
 
+============-
 
     let g:signify_update_on_bufenter = 1
 
@@ -134,11 +141,13 @@ Update signs when entering a buffer.
 NOTE: Disable this if you're working in huge repositories and experience
 delays.
 
+============-
 
     let g:signify_line_highlight = 1
 
 Enable line highlighting in addation to using signs.
 
+============-
 
     let g:signify_sign_add               = '+'
     let g:signify_sign_change            = '*'
@@ -149,6 +158,7 @@ Enable line highlighting in addation to using signs.
 The sign to use if a line was added, deleted or changed or a combination of
 these.
 
+============-
 
     let g:signify_sign_color_guifg_add      = '#00ff00'
     let g:signify_sign_color_guifg_delete   = '#ff0000'
@@ -162,6 +172,7 @@ these.
 
 The colors of your signs.
 
+============-
 
     let g:signify_sign_color_group_add    = 'MyAdd'
     let g:signify_sign_color_group_delete = 'MyDelete'
@@ -175,6 +186,7 @@ Example:
     ignored:  g:signify_sign_color_ctermfg_delete
     ignored:  g:signify_sign_color_guifg_delete
 
+============-
 
     let g:signify_line_color_add    = 'DiffAdd'
     let g:signify_line_color_delete = 'DiffDelete'
@@ -182,11 +194,13 @@ Example:
 
 The highlight groups to use with line highlighting.
 
+============-
 
     let g:signify_sign_color_inherit_from_linenr = 1
 
 Make signs use the same background color as LineNr.
 
+============-
 
     let g:signify_cursorhold_normal = 1
     let g:signify_cursorhold_insert = 1
@@ -195,7 +209,7 @@ Additionally trigger sign updates in normal or insert mode after 'updatetime'
 miliseconds without any keypresses. This fires only once between keypresses,
 thus not every 'updatetime' miliseconds.
 
-Important: This also saves the buffer to disk!
+NOTE: This also saves the buffer to disk!
 
 
 ==============================================================================
@@ -208,12 +222,14 @@ Important: This also saves the buffer to disk!
 Toggle the plugin for the current buffer only.
 Default mapping:  <leader>gt
 
+============-
 
     :SignifyToggleHighlight
 
 Toggle line highlighting for lines containing changes.
 Default mapping:  <leader>gh
 
+============-
 
     :SignifyJumpToNextHunk
 
@@ -222,6 +238,7 @@ Jump to the next hunk. There are two mappings available:
 Hardcoded mapping:     ]c
 Configurable mapping:  <leader>gj
 
+============-
 
     :SignifyJumpToPrevHunk