[geometry] fixed multi_simplify test which suffered from too many decimals in the test-output

[SVN r86591]
[geometry] fixed multi_for_each which requires a closing point (since WKT now always closes rings explicitly, few weeks ago)

[SVN r86592]
[geometry] fixed for_each which requires a closing point for its polygon (since WKT now always closes rings explicitly, few weeks ago)

[SVN r86593]
[geometry] fixed WKT errors in convert-unit-tests. We now check extra on num_points

[SVN r86596]
[geometry] quarantined test for range adaptors using filter, they do not support boost::size() so we can't use it in (current) practice

[SVN r86598]