Added a way for defining custom plugins

.gitignore

@@ -6,3 +6,4 @@ tags
 .netrwhist
 autoload/plug.vim
 vimrc.local
+plugins.local

README.rst

@@ -7,4 +7,14 @@ of it.
 It uses `vim-plug`_ plugin manager, so after cloning, just open vim, and it
 will automatically install all the plugins.
 
+Other than that, there are two additional config files which can be added to
+the configuration as a local configuration files just to not mess up with main 
+config file. Both of them should be placed under ``$HOME/.vim`` directory.
+
+First one is ``vimrc.local``, which might contain additional/override options 
+for specific machine. 
+
+The other ``plugins.local`` and similarly there can be additional plugins 
+defined.
+
 .. _vim-plug: https://github.com/junegunn/vim-plug

vimrc

@@ -63,6 +63,12 @@ Plug 'vim-scripts/mako.vim--Torborg', { 'for': 'mako' }
 Plug 'vimwiki/vimwiki'
 Plug 'will133/vim-dirdiff'
 
+" Custom plugins: custom plugins per machine {{{
+" if filereadable($MYVIMRC . '.local')
+if filereadable(fnamemodify($MYVIMRC, ':h') . '/plugins.local')
+    exec "source " . fnamemodify($MYVIMRC, ':h') . '/plugins.local'
+endif
+
 call plug#end()
 " }}}