~jaro/balkon

ref: 8f5f7361f978ea96498a5ddb1c608d26d44abd87 balkon/.golden/mixedScriptWordsParagraph d---------
Implement trimming spaces at end of lines.
Make paragraphRect origin always 0,0.

This convention should make it easier for the caller to properly place
the paragraph within a document.
Test line splitting with many runs.