Added a note to README.md

Added a note on support for Julia version 0.7 and 1.0 to README.md

README.md

@@ -3,6 +3,18 @@
 [![Build Status](https://travis-ci.org/JuliaGraphs/GraphIO.jl.svg?branch=master)](https://travis-ci.org/JuliaGraphs/GraphIO.jl)
 [![codecov.io](http://codecov.io/github/JuliaGraphs/GraphIO.jl/coverage.svg?branch=master)](http://codecov.io/github/JuliaGraphs/GraphIO.jl?branch=master)
 
+## Support for Julia Version 0.7 and 1.0
+This will come soon. In the meantime, GraphIO can already used by adding the newest untagged branches of EzXML.jl and GraphIO.jl :
+```
+]add EzXML#master
+]add GraphIO#v1.0_fixes
+```
+Don't forget to disable these branches after the problems in GraphIO are fixed.
+
+Note that support for the jld format was removed from this branch.
+
+----
+
 GraphIO provides support to [LightGraphs.jl](https://github.com/JuliaGraphs/LightGraphs.jl) for reading/writing graphs in various formats.
 
 Currently, the following functionality is provided: