Fixed keyword search
Implemeted tests
Added test-www make target
Optimized searches
Parsing validation log now includes 1 line of context
Small fixes
Updated makefile
Updated requirements.txt
Fixed Error 500
Working on app-based tests for www
Implemented main tests
Added 8 french books from Gallica
Added 1999 dictionnaire de la danse
More complicated validation log parsing
Fixed validation errors
Updated info in _problems.bib
Improved packaging logic
Updated data
Fixed Yatskovskiy book
Updated data in english.bib