Use service classes in StatementList and deprecate methods
Use ByPropertyIdGrouper in Claims and deprecate ByPropertyIdArray
Fix StatementListTest
Simplify construction of Reference
Add ReferenceList::addNewReference
Hold statements into account when patching properties
Minor doc tweaks
Include statements in Property diffing

This commit also moves the construction of the used sub differs
to the constructor of their users, so they do not get constructed
on every diff call.
Merge pull request #210 from wmde/doc

Minor doc tweaks
Specify 'license-name' => 'GPL-2.0+' for MediaWiki
Evil libraries redelacring InvalidArgumentException are evil! ~=[,,_,,]:3
Merge pull request #206 from wmde/refrnce

Simplify construction of Reference
Add #206
Remove deprecation per discussion
Remove deprecations and do not use ByPropertyIdGrouper in StatementList
Merge pull request #208 from wmde/statementpatch

Hold statements into account when patching properties
Merge pull request #207 from wmde/addNewReference

Add ReferenceList::addNewReference
Update release notes

See  Add ReferenceList::addNewReference #207
Merge pull request #201 from wmde/claimsbypropertyidgrouper

Use ByPropertyIdGrouper in Claims
Merge pull request #200 from wmde/statementlist

Use BestStatementsFinder in StatementList