closes facebook#116 - add an example .env file

examples/.env

@@ -0,0 +1,31 @@
+# delete the environment strings as appropriate
+
+# enable SASS support
+REACT_APP_SASS=true 
+
+# enable LESS support
+REACT_APP_LESS=true 
+
+# enable Stylus support
+REACT_APP_STYLUS=true 
+
+# enable CSS modules
+REACT_APP_CSS_MODULES=true
+
+# enable Sass modules 
+REACT_APP_SASS_MODULES=true
+
+# enable Less modules
+REACT_APP_LESS_MODULES=true
+
+# enable Stylus modules 
+REACT_APP_STYLUS_MODULES=true 
+
+# enable stage-0 Babel preset
+REACT_APP_BABEL_STAGE_0=true 
+
+# enable decorators support
+REACT_APP_DECORATORS=true 
+
+# enable webpack dashboard access
+REACT_APP_WEBPACK_DASHBOARD=true