Better documentations
Fix Bugs:
 th-dict-to-th: repeated headwords

The following scripts:
 Sort and Detect repeated keys in +/3
 Remove all backups and temps (*.tmp *~)
The following re-matches to detect spelling
\Bاا
\Bأأ
\Bؤؤ
\Bئئ
\Bءء
\bهوال
\bوهوال
\bفهوال

The following re_filters:
 ar_rm-leading-shadda
 ar-al-shamsia-as-wasl
 ar-al-shamsia-as-alef
#	الشّمس تصبح ٱلشّمس وبالعكس
U+0671 ARABIC LETTER ALEF WASLA
U+0627 ARABIC LETTER ALEF
arabic lingual tools:
# \x{0651} shadda
