Make this plugin work more similar to gulp-svg-sprite #1
  Add this suggestion to a batch that can be applied as a single commit.
  This suggestion is invalid because no changes were made to the code.
  Suggestions cannot be applied while the pull request is closed.
  Suggestions cannot be applied while viewing a subset of changes.
  Only one suggestion per line can be applied in a batch.
  Add this suggestion to a batch that can be applied as a single commit.
  Applying suggestions on deleted lines is not supported.
  You must change the existing code in this line in order to create a valid suggestion.
  Outdated suggestions cannot be applied.
  This suggestion has been applied or marked resolved.
  Suggestions cannot be applied from pending reviews.
  Suggestions cannot be applied on multi-line comments.
  Suggestions cannot be applied while the pull request is queued to merge.
  Suggestion cannot be applied right now. Please check back later.
  
    
  
    
@iamdarrenhall Thanks for sharing this great plugin. I encountered a few bugs, and while trying to resolve them, I throw in a few enhancements too. Unfortunately, I have an auto code prettifier running and reformatted your source (hope you don't mind).
Here are the details of this change:
svgDestoption to allow configuration of the output .svg file name + path