Improve ALE project style checking

* The project style linter now runs while you type.
* Now the scripts for checking the project require blank lines.
* Many style issues have been found and fixed.

ale_linters/ruby/solargraph.vim

@@ -7,6 +7,7 @@ call ale#Set('ruby_solargraph_port', '7658')
 function! ale_linters#ruby#solargraph#GetAddress(buffer) abort
     let l:host = ale#Var(a:buffer, 'ruby_solargraph_host')
     let l:port = ale#Var(a:buffer, 'ruby_solargraph_port')
+
     return l:host . ':' . l:port
 endfunction