Merge branch 'release/version_1.0-DP2' into develop

* release/version_1.0-DP2:
  [FIX] jshint errors.
  adde electronics to navbar machines dropdown. fix logo anchor to About.
  [NEW] added lightbox for image slider.
  fix typo.
  updated mixing used of slick image slider.
  added laser cutter slick image slider.
  added new slick slider mixing for image diff. height issue workaround, i.e.: background cover. + style fix.
  [FIX] style fix for slick carousel + fa arrows.
  [FIX] for PACE.JS. [NEW] Slick carousel config, init.
  [NEW] added makerbot slick image carousel.
  [NEW] bower added saved Slick image carousel.
  added reveal animation for Electronics-Workbench.
  [FIX] fullpage displacement resulting for the first ing tags for loader images to load first.
  [FIX] electronics-workbench section ID#.
  [FIX] grunt watch directory depth increased.
  [NEW] Electronics Workbench to machines, TODO reveal animation.
  [NEW] Electronics Workbench to machines main, with reveal animation.
[NEW] License file Copyright.
[UPDATE] Read me file.
[NEW] License file Copyright.
[UPDATE] Read me file.
Merge branch 'develop' of github.com:FabLab-Egypt/website into develop

* 'develop' of github.com:FabLab-Egypt/website:
  [NEW] License file Copyright. [UPDATE] Read me file.
[FIX] add Image Carousel font-icon class via js,  remove 'content' in css. fixes issue #1
[REFACTOR] using bootstrap's column ordering class (.col-md-push-* and .col-md-pull-*) for machines image, info-text column ordering.
[ADD]  added # Month(s) for each pricing unit of membership pricing table.
[FIX] minor fix for slick image slider - prev control btn.
[ADD] membership>pricing table>"lab sessions" info icon — popover bs/js code.
[REFACTOR] temporarily hide membership>pricing table>"lab sessions" info icon — popover not working properly .
[ADD] add thumbnail images for machine image slider. updated related mixin, and grunt file.
[NEW] a lazy loading workaround for bg images used in slick image slider.

Using '.hidden' css class to display none to stop browser from fetching the bg images, and removing the class on section load.
[NEW] add loading gif for use with images lazy loading.
[NEW] style for images lazy loading placeholder loading gif.
[NEW] added placeholder style class for images + data-src attar for image src url.
Added machine type class for root div.
[NEW] Added js function for lazy loading images, triggered onLeave fullpage call back function, by matching upcoming section.
[NEW] added a booking btn for machines linking to Facebook reservation app.
changed booking btn text.