* Added 'DIV' expression for profiles
* Added 'uphillmaxbuffercost' and 'downhillmaxbuffercost' parameter. This makes it possible to penalize very steep path sections
* Added 'div by zero' check in BExpression.java DIV command
* Simplify maxbuffercostdiv logic
* Added documentation about new features
* Fix typo
* Rename new DIV command
* Redesign the new commands
- Allow to set both the maxslope and the maxslopecost in the way context separately for uphill and downhill
- New names for the new commands that better reflect what they actually do
* Adapt the profile developers guide to the latest changes
* Improve wording
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Co-authored-by: quaelnix <122357328+quaelnix@users.noreply.github.com>
