Merge pull request #386 from chriseth/codingstyle

Additional coding style rule.

CodingStandards.txt

@@ -1,7 +1,7 @@
 0. Formatting
 
 a. Use tabs for indentation!
-- 1 tab is 4 spaces wide.
+- tab stops are every 4 characters.
 - One indentation level -> exactly one byte (i.e. a tab character) in the source file.
 b. Line widths:
 - Don't worry about having lines of code > 80-char wide.
@@ -11,8 +11,9 @@ d. Never place condition bodies on same line as condition.
 e. Space between first paren and keyword, but *not* following first paren or preceeding final paren.
 f. No spaces when fewer than intra-expression three parens together; when three or more, space according to clarity.
 g. No spaces for subscripting.
-h. Space all other operators.
-i. Braces, when used, always have their own lines and are at same indentation level as "parent" scope.
+h. No space before ':' but one after it.
+i. Space all other operators.
+j. Braces, when used, always have their own lines and are at same indentation level as "parent" scope.
 
 (WRONG)
 if( a==b[ i ] ) { printf ("Hello\n"); }