turkish 0.1.0+2

Turkish String upper-lower case converter and comparators for sorting

0.1.0+2

• Remove new keyword, use isEmpty and isNotEmpty, small fixes.
• Update dependencies.

0.1.0+1

• Fix homepage in pub.yaml

0.1.0

• Initial version, converted from dotless_i project.
• Make it Dart2 compatible.
• Add letters with circumflex to sorting mechanism.