consistence of patethesis for named character classes not checked

[vadim.godunko]

Here is regular expression which successfully compiled but should issue error:

\p{upper:]

Compiler must check consistency in use of \p{/} and [:/:] pairs and their negative forms.

[vadim.godunko]

In 4362:

Allow expression to be closed by corresponding close delimiter only.

Refs #7.

[vadim.godunko]

In 4363:

Update copyright year.

Refs #7.

[vadim.godunko]

In 4364:

Regenerate source code.

Refs #7.

[vadim.godunko]

In 4365:

Use current year in generated source code.

Refs #7.

[vadim.godunko]

In 4366:

Add automated test.

Refs #7.