Adjusting as per @jviereck suggestion (https://github.com/jazzido/pdfListView/commit/d5876c07bc5f71ed178bb1cfbc307667ebf5dbec#commitcomment-7359360)
Correct rotation value
Merge pull request #14 from jazzido/fix-rotation

Fix Rotation
Fix the TextLayerBuilder. Code is based on PDF.JS bab40caf7be4fb96.
Small fixes