Add node 4.2 (LTS) to travis CI Also remmove iojs build
Add node 4.2 (LTS) to travis CI
Also remmove iojs build

paldepind/ramda,paldepind/ramda,buzzdecafe/ramda,maowug/ramda,davidchambers/ramda,jimf/ramda,TheLudd/ramda,besarthoxhaj/ramda,arcseldon/ramda,Bradcomp/ramda,svozza/ramda,TheLudd/ramda,CrossEye/ramda,Bradcomp/ramda,besarthoxhaj/ramda,iofjuupasli/ramda,buzzdecafe/ramda,iofjuupasli/ramda,svozza/ramda,CrossEye/ramda,maowug/ramda,arcseldon/ramda,angeloocana/ramda,benperez/ramda,ramda/ramda,plynch/ramda,jimf/ramda,kedashoe/ramda,angeloocana/ramda,davidchambers/ramda,plynch/ramda,ccorcos/ramda,kedashoe/ramda,ramda/ramda,ramda/ramda,ccorcos/ramda,benperez/ramda,CrossEye/ramda