Plugin for karma to connect jshint

1. npm install karma-hint --save-dev
2. Сonnect plugin in karma.conf.js

   ...
   preprocessors: {
     './**/*.js': ['karmahint']
   }
   ...
   

3. Add setting for jshint in karma.conf.js

   ...
   karmahint: {
     jshintrc: {}, // object with enumeration of properties
     jshintignore: [] // array with a list of patterns to exclude files
   }
   ...
   

   or ,standard for jshint, in .jshintrc and .jshintignore. Encoding must be utf8. The settings from the karma.conf.js are taken into account first.