Added a command to init new composer project

Author: sensorario

README.md

@@ -15,6 +15,12 @@ This command exec the installation flow of composer's install. This process requ
 :ComposerInstall [--no-dev ..]
 ```
 This command exec `composer install`. Now you can attach after this command a custom callback to exec your personal flow.
+
+```vim
+:ComposerInit [--no-dev ..]
+```
+This command exec `composer init`.
+
 ```vim
 function! MyCallbackFunction()
     exec ':silent ! ctags -a %'

plugin/vim-composer.vim

@@ -24,6 +24,7 @@ endif
 
 command! -narg=* ComposerRun call s:ComposerRunFunc(<q-args>)
 command! -narg=* ComposerInstall call s:ComposerInstallFunc(<q-args>)
+command! -narg=* ComposerInit call s:ComposerInit(<q-args>)
 command! -narg=* ComposerUpdate call s:ComposerUpdateFunc(<q-args>)
 command! -narg=* ComposerRequire call s:ComposerRequireFunc(<q-args>)
 
@@ -58,6 +59,13 @@ function! s:ComposerInstallFunc(arg)
     endif
 endfunction
 
+function! s:ComposerInit(arg)
+    exe s:ComposerRunFunc("init")
+    if len(g:composer_install_callback) > 0
+        exe "call ".g:composer_install_callback."()"
+    endif
+endfunction
+
 function! s:ComposerUpdateFunc(arg)
     exe s:ComposerRunFunc("update")
 endfunction