Merge tag '0.3.0' into develop

Version 0.3.0
Pass actual event instead of NULL pointer to sc_scroll
Add SynctaxView method

Signed-off-by: Sebastian Ramacher <sebastian+dev@ramacher.at>
Use SynctexView for --synctex-forward

Signed-off-by: Sebastian Ramacher <sebastian+dev@ramacher.at>
Adjust for different indices in SyncTex

Signed-off-by: Sebastian Ramacher <sebastian+dev@ramacher.at>
Some documentation

Signed-off-by: Sebastian Ramacher <sebastian+dev@ramacher.at>
Version 0.3.1
Merge branch 'release/0.3.1'