Small tweaks to integrate asciinema! (#45)

* adding support for asciicasts (ugly way)

* making cleaner with include tags

* moved demo to contributing

* exposed asciinema params in global config

* put asciicast in more sensible place and made a new one

* dummy commit for travis

* dummy commit for travis

* updating asciinema to be hidden on default

* adding instructions for including

Author: vsoch

_config.yml

@@ -93,3 +93,16 @@ defaults:
 
 sidebars:
 - main_sidebar
+
+# asciinema defaults
+asciicast:
+    cols: "115"
+    rows: "25"
+    speed: "2.0"
+    theme: "asciinema"
+
+# asciinema
+# tango
+# solarized-dark
+# solarized-light
+# monokai