Also present $var->[<html/>] properly, mainly for hash tables.
Does not work if the symbol is used in a larger text.
Remove bottom padding from hash table.
Fix symbol assignment. Make sure HTML escaping is done according to spec.
Fixes #519.
Loosen use of symbols to `\w+`. Assignment and utilisation of symbols is not consistent for slim.
Fix cookies in Safari.
Path component was malformed according to Safari (and rightly so). Now use default path ('/') and domain.
Fixes #521.
Merge pull request #520 from mwarhaftig/master

Fitnesse Issue #461 - Have !today option work if arguments followed by other text.
Partially revert cf5381f after discussion on #519.
Clean up VariableStore and SlimExecutionContext a little.
Remove InMemoryPage.createChildPage().
Issue #529 - Added url key value pairs to test and page responders.
Issue 529 - Gave URL params precedence over markup variables.