[#4] Add failing unit test for escaping regex components in pattern.
[#4] Escape regular expression components in user supplied pattern.
Merge branch 'master' into 4_escape_pattern_regex

Conflicts:
	source/lucidity/template.py
[#4] Remove redundant check now regex has changed.
Merge pull request #6 from 4degrees/4_escape_pattern_regex

4 escape pattern regex