+=item C<camilify $string>
+
+Returns C<$string> converted from underscore-style to
+camel-case-style, e.g. for the string C<stupid_example_dude> it will
+return C<StupidExampleDude>.
+
+L</snakify> does the reverse.
+
+=item C<snakify $string>
+
+Returns C<$string> converted from camel-case-style to
+underscore-style, e.g. for the string C<EvenWorseExample> it will
+return C<even_worse_example>.
+
+L</camilify> does the reverse.
+
+=item C<trim $string>
+
+Removes all leading and trailing whitespaces from C<$string> and
+returns it. Whitespaces within the string won't be changed.
+
+This function considers everything matching the Unicode character
+property "Whitespace" (C<WSpace>) to be a whitespace.
+