v0.1.1

Changes:

• c7b9bb3 fix long_description markdown syntax error
• e73fcf6 [skip ci] get changelog based on version instead of top entry
• ad42c34 pdftotext: move pdftotext_raw to seprate file
• 9fedb9a pdftotext: remove all parameters that change global Config
• 008cc8a persist default encoding after Config.reset() call