POD fixes, reported by Mark Stratman (GH chromatic#22).

CREDITS

@@ -74,3 +74,6 @@ E: fwie@cpan.org
 
 N: Shawn M Moore
 E: sartak@bestpractical.com
+
+N: Mark A. Stratman
+E: mark@sporkstorms.org

sections/moose.pod

@@ -128,7 +128,7 @@ By convention, invocants in Perl methods are lexical variables named C<$self>,
 but this is merely pervasive convention.  The example implementation of
 C<meow()> does not use the invocant, so it's irrelevant once method dispatch
 has completed.  In that sense, C<meow()> is like C<new()>; you can safely use
-the name of the class C(<Cat>) as its invocant.  This is a I<class method>:
+the name of the class (C<Cat>) as its invocant.  This is a I<class method>:
 
 =begin programlisting
 

sections/regular_expressions.pod

@@ -30,7 +30,7 @@ the regex: an indivisible unit of the pattern.  The regex binding operator
 on its right to the string produced by the expression on its left.  When
 evaluated in scalar context, a match evaluates to a true value if it succeeds.
 
-The negated form of the binding operator C(!~) evalutes to false if the match
+The negated form of the binding operator (C<!~>) evalutes to false if the match
 succeeds.
 
 =head2 The C<qr//> Operator and Regex Combinations
@@ -380,7 +380,7 @@ X<word boundary metacharacter>
 
 If you're not fortunate enough to have a Unix word dictionary file available,
 the I<word boundary metacharacter> (C<\b>) matches only at the boundary between
-a word character (C<\w>) and a non-word character C(<\W>):
+a word character (C<\w>) and a non-word character (C<\W>):
 
 =begin programlisting