Add a few missing runtime files.

runtime/spell/check/check_bb.aff

@@ -0,0 +1,50 @@
+SET ISO8859-1
+TRY esianrtolcdugmphbyfvkwjkqxz-ëéèêïîäàâöüû'ESIANRTOLCDUGMPHBYFVKWJKQXZ
+
+FOL  àáâãäåæçèéêëìíîïðñòóôõöøùúûüýþßÿ
+LOW  àáâãäåæçèéêëìíîïðñòóôõöøùúûüýþßÿ
+UPP  ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞßÿ
+
+SOFOFROM abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþßÿÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ¿
+SOFOTO   ebctefghejklnnepkrstevvkesebctefghejklnnepkrstevvkeseeeeeeeceeeeeeeedneeeeeeeeeeepseeeeeeeeceeeeeeeedneeeeeeeeeeep?
+
+MIDWORD	'-
+
+PFXPOSTPONE
+
+COMPOUNDFLAG x
+COMPOUNDMIN 5
+
+KEEPCASE =
+RARE ?
+BAD !
+
+MAP 9
+MAP aàáâãäå
+MAP eèéêë
+MAP iìíîï
+MAP oòóôõö
+MAP uùúûü
+MAP nñ
+MAP cç
+MAP yÿý
+MAP sß
+
+PFX A Y 1
+PFX A 0 aan .
+
+PFX B N 1
+PFX B 0 be .
+
+PFX C Y 1
+PFX C a in aa
+
+SFX J N 1
+SFX J 0 tje [aeiou][aeiou]
+
+SFX Z N 1
+SFX Z af ven aaf
+
+REP 2
+REP g ch
+REP cht gd