[whip/en] Fix typos

whip.html.markdown

@@ -2,6 +2,7 @@
 language: whip
 contributors:
   - ["Tenor Biel", "http://github.com/L8D"]
+  - ["Saurabh Sandav", "http://github.com/SaurabhSandav"]
 author: Tenor Biel
 author_url: http://github.com/L8D
 filename: whip.lisp
@@ -93,13 +94,13 @@ null ; used to indicate a deliberate non-value
 undefined ; user to indicate a value that hasn't been set
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; 2. Vairbles, Lists, and Dicts
+; 2. Variables, Lists, and Dicts
 
 ; Variables are declared with the `def` or `let` functions.
 ; Variables that haven't been set will be `undefined`.
 (def some_var 5)
 ; `def` will keep the variable in the global context.
-; `let` will only have the variable inside its context, and has a wierder syntax.
+; `let` will only have the variable inside its context, and has a weirder syntax.
 (let ((a_var 5)) (+ a_var 5)) ; => 10
 (+ a_var 5) ; = undefined + 5 => undefined
 
@@ -163,7 +164,7 @@ undefined ; user to indicate a value that hasn't been set
 
 (my_function 10 10) ; = (+ (+ 10 10) 10) => 30
 
-; Obiously, all lambdas by definition are anonymous and
+; Obviously, all lambdas by definition are anonymous and
 ; technically always used anonymously. Redundancy.
 ((lambda (x) x) 10) ; => 10
 
@@ -191,7 +192,7 @@ undefined ; user to indicate a value that hasn't been set
 (slice (.. 1 5) 2) ; => (3 4 5)
 (\ (.. 0 100) -5) ; => (96 97 98 99 100)
 
-; `append` or `<<` is self expanatory
+; `append` or `<<` is self explanatory
 (append 4 (1 2 3)) ; => (1 2 3 4)
 (<< "bar" ("foo")) ; => ("foo" "bar")