docs: explain more about provided features

README.md

@@ -26,6 +26,8 @@ $ git submodule update
 * Shows line numbers by default
 * Uses 2-spaces indentation by default
 * Uses system clipboard by default
+* Mouse/trackpad enabled in all modes by default
+* `*.swp` files kept in hidden location to avoid dirty directories
 * `<C-b>` for easy buffer switching
 * `<C-Up>` and `<C-Down>` to move text lines up and down easily, in both normal and visual modes
 * `<C-n>` to toggle NERDTree
@@ -34,28 +36,28 @@ $ git submodule update
 
 #### Navigation
 
-* [ctrlp.vim](https://github.com/ctrlpvim/ctrlp.vim)
-* [nerdtree](https://github.com/scrooloose/nerdtree)
+* [ctrlp.vim](https://github.com/ctrlpvim/ctrlp.vim): `<C-p> to search for files` and [more](https://github.com/ctrlpvim/ctrlp.vim)
+* [nerdtree](https://github.com/scrooloose/nerdtree): `<C-n>` to open/close file explorer and [more](https://github.com/scrooloose/nerdtree)
 
 #### Autocompletion
 
-* [delimitMate](https://github.com/Raimondi/delimitMate)
+* [delimitMate](https://github.com/Raimondi/delimitMate): automatic closing of quotes, parenthesis, brackets and [more](https://github.com/Raimondi/delimitMate)
 
 #### Git
 
-* [vim-fugitive](https://github.com/tpope/vim-fugitive)
-* [vim-gitgutter](https://github.com/airblade/vim-gitgutter)
-* [vim-rhubarb](https://github.com/tpope/vim-rhubarb)
+* [vim-fugitive](https://github.com/tpope/vim-fugitive): full git integration, e.g. `:Ggrep` to search the work tree with `git grep` among [others](https://github.com/tpope/vim-fugitive)
+* [vim-rhubarb](https://github.com/tpope/vim-rhubarb): extends vim-fugitive with `:Gbrowse` to open files/commits/etc in GitHub and [more](https://github.com/tpope/vim-rhubarb)
+* [vim-gitgutter](https://github.com/airblade/vim-gitgutter): shows a git diff in the 'gutter' (sign column), use `[c` and `]c` to navigate hunks and [more](https://github.com/airblade/vim-gitgutter)
 
 #### Ruby on Rails
 
-* [vim-bundler](https://github.com/tpope/vim-bundler)
-* [vim-rails](https://github.com/tpope/vim-rails)
-* [vim-endwise](https://github.com/tpope/vim-endwise)
+* [vim-bundler](https://github.com/tpope/vim-bundler): bundler wrapper, e.g. `:Bundle` to run `bundle`, it makes `gf` work in `Gemfile.lock`, among [other things](https://github.com/tpope/vim-bundler)
+* [vim-rails](https://github.com/tpope/vim-rails): rails integration, e.g. `gf` for partials and others, `:Rails console`, `:Generate controller Blog`, among [other things](https://github.com/tpope/vim-rails)
+* [vim-endwise](https://github.com/tpope/vim-endwise): automatically adds `end` after `if`, `do`, `def` and several other keywords
 
 #### Other
 
-* [nerdcommenter](https://github.com/scrooloose/nerdcommenter)
-* [vim-sensible](https://github.com/tpope/vim-sensible)
-* [vim-trailing-whitespaces](https://github.com/bronson/vim-trailing-whitespace)
-* [vim-unimpaired](https://github.com/tpope/vim-unimpaired)
+* [nerdcommenter](https://github.com/scrooloose/nerdcommenter): `<leader>c<space>` to toggle code comment state of selected lines and [more](https://github.com/scrooloose/nerdcommenter)
+* [vim-trailing-whitespaces](https://github.com/bronson/vim-trailing-whitespace): highlights trailing whitespace in red and provides `:FixWhitespace` to fix it
+* [vim-sensible](https://github.com/tpope/vim-sensible): default settings recommended by [@tpope](https://github.com/tpope)
+* [vim-unimpaired](https://github.com/tpope/vim-unimpaired): 20+ key mapping/shortcuts recommended by [@tpope](https://github.com/tpope)