JS asset and build updates

- removed unused anythingslider, babel, flot, and modernizr
   since not needed.
- updated gulpfile.js to use gulp 4
- fixes for most recent angular version on patient portal

build.xml

@@ -87,7 +87,6 @@
 
 
  <target name="clean-assets-dir">
- <delete dir="${dir.assets}/anythingslider/demos" verbose="true"/>
  <delete dir="${dir.assets}/flot/examples" verbose="true"/>
  <delete dir="${dir.assets}/jquery-datetimepicker/tests" verbose="true"/>
  <delete dir="${dir.assets}/numeral/tests" verbose="true"/>

config/config.yaml

@@ -150,8 +150,8 @@ assets:
  moment:
  basePath: %assets_static_relative%/moment/
  script: moment.js # should this be the minified file?
- pure:
- basePath: %assets_static_relative%/pure/0.5.0/
+ purecss:
+ basePath: %assets_static_relative%/purecss/
  link: pure-min.css
  angular:
  basePath: %assets_static_relative%/angular/
@@ -162,18 +162,6 @@ assets:
  angular-summernote:
  basePath: %assets_static_relative%/angular-summernote/dist/
  script: angular-summernote.js # should this be the minified file?
- anythingslider:
- basePath: %assets_static_relative%/anythingslider/
- script: js/jquery.anythingslider.fx.js # should optional plugins be their own key?
- script: js/jquery.anythingslider.video.js # should optional plugins be their own key?
- script: js/jquery.easing.1.2.js # should optional extensions be their own key?
- script: js/jquery.anythingslider.min.js
- # link: css/anythingslider.css
- link: css/theme-metallic.css
- link: css/theme-minimalist-round.css
- link: css/theme-minimalist-square.css
- link: css/theme-construction.css
- link: css/theme-cs-portfolio.css
  backbone:
  basePath: %assets_static_relative%/backbone/
  script: backbone-min.js