Whitespace fixes in lib/autoload.php.
Whitespace fixes in lib/autoload.php.

* Use four spaces for indentation of "if" statements.
* Add a space between parenthesis and braces, e.g. if (foo) {...
* Remove spaces around the string concatenation operator (dot). This
  is consistent with its usage in Redmine/Client.php.

leominov/php-redmine-api,happy-code-com/php-redmine-api,arlin2050/php-redmine-api,Kijubei/php-redmine-api,ArchangelDesign/RedmineAdmin,abordin/php-redmine-api,airmoi/php-redmine-api,kbsali/php-redmine-api,ferdynator/php-redmine-api