Merge pull request #374 from 3scale/minor-update

remove confusing space when file not found

Author: eguzki

lib/3scale_toolbox/resource_reader.rb

@@ -30,8 +30,8 @@ def read_content(resource, verify_ssl)
 
     # Detect format from file extension
     def read_file(filename)
-      raise ThreeScaleToolbox::Error, "File not found: #{filename} " unless File.file?(filename)
-      raise ThreeScaleToolbox::Error, "File not readable: #{filename} " unless File.readable?(filename)
+      raise ThreeScaleToolbox::Error, "File not found: #{filename}" unless File.file?(filename)
+      raise ThreeScaleToolbox::Error, "File not readable: #{filename}" unless File.readable?(filename)
 
       File.read(filename)
     end