Make NEWS.md coverage more comprehensive.

NEWS.md

@@ -1,7 +1,10 @@
 # Optim v0.6.0 release notes
 
+* Various bug fixes
+* Added box constraints to Levenberg Marquardt
+* Changed old solver: Nelder-Mead w/ Adaptive parameters
+* Julia v0.5 deprecation fixes
 * Added NewtonTrustRegion solver [238](https://github.com/JuliaOpt/Optim.jl/pull/238) [245](https://github.com/JuliaOpt/Optim.jl/pull/245)
 * Added ParticleSwarm solver [218](https://github.com/JuliaOpt/Optim.jl/pull/218)
 * Added documentation generated by [Documenter.jl](https://github.com/JuliaDocs/Documenter.jl), see PR[225](https://github.com/JuliaOpt/Optim.jl/pull/225).
-* Fixed bug in ConjugteGradient direction reset step, see issue [209](https://github.com/JuliaOpt/Optim.jl/issues/209)
 * Added NEWS.md