[ta] Added a rulegroup & 2 rules

Style matters: irunthu, illaamal, illai
[fr] fix false positive in "Usain Bolt".
[fr] fixed error in a regexp causing false positive in rule M_APOS.
[ta] Added a rulegroup for 'irunthu'
[ta] Added 2 rules - 'uriya' and 'idayil'
[ta] Added a rule VAN + 'illai'
Don't ignore SENT_END word in list of unknown words
[ca] Improved rule MES
[ca] improved rules: durant al
[ca] new rules OBRAR_OBRIR, ALL_LLARG; improved rule TANT_TAN
[ca] improved rule TANT_TAN
[ca] improved disambiguation: haver + participi
[fr] fixed false positive in "mise à niveau couteuse".
[fr] fixed false positive in rule "LA".
[ta] Added a rulegroup on 'urubu' + 'patri/patriya'
[ta] Added a rulegroup for 'vENdum/vENdaam'
[fr] fixed a few of false positives.
[fr] fixed false positive in rule PEUT_PEUX_PEU.
[de] improve test
clean up tests