draft of conic interface
Merge branch 'master' into conic
fix typo
Merge branch 'master' into conic
remove getconicsolution (redundant with getsolution)
forgot objective vector. mention standard methods
typo
provide variables in cone instead of dimension; use n^2 vars for SDP
Merge branch 'conic' of github.com:JuliaOpt/MathProgBase.jl into conic
take closure of exponential cone
Merge pull request #31 from JuliaOpt/conic

RFC: Conic interface