added ~
added txt2unicode converters & unicode2encode converters module
added tamil unicode2ipa converter module
updated txt2unicode & txt2ipa modules
added examples of txt2unicode converters
added examples of tamil unicode txt2ipa converter
updated (c)
created Authors file
added demo for big file conversion encode 2 unicode
added sample tscii big input file and its unicode
added eg 6
Update README.md
updated about txt2unicode and txt2ipa
unit test for txt2unicode module
removed python 2.6 build test, since import collection is not supported in it
Merge pull request #2 from arulalant/master

Added txt2unicode, txt2ipa modules