[fix] I need the latest version of baron
[enh] start to build next approach
[enh] get structure of code ready to overwrite default rendring
[enh] pass test with ellipsis
[mod] add debugger function for py.test --pdb
[enh] pass test with dot
[mod] better error message
[fix] missing bool key type case
[enh] handle display condition
[enh] pass tuple test
[enh] pass call test
[enh] pass class test
[mod] small refactoring for lisibility
[enh] add advanced formatters to pass repr case
[enh] pass list test
[enh] pass associative parenthesis test
[enh] pass tuple test
[enh] pass def test
[enh] pass call argument test
[enh] pass def argument test