Update travis

Author: ScottPJones

.travis.yml

@@ -23,6 +23,6 @@ git:
 #  - julia -e 'Pkg.clone("https://github.com/JuliaString/StrTables.jl.git"); Pkg.clone(pwd()); Pkg.build("HTML_Entities"); Pkg.test("HTML_Entities"; coverage=true)'
 after_success:
   # push coverage results to Coveralls
-  - julia -e 'cd(Pkg.dir("HTML_Entities")); Pkg.add("Coverage"); using Coverage; Coveralls.submit(Coveralls.process_folder())'
+  - julia -e 'VERSION < v"0.7.0-DEV" || (using Pkg); cd(Pkg.dir("HTML_Entities")); Pkg.add("Coverage"); using Coverage; Coveralls.submit(Coveralls.process_folder())'
   # push coverage results to Codecov
-  - julia -e 'cd(Pkg.dir("HTML_Entities")); Pkg.add("Coverage"); using Coverage; Codecov.submit(Codecov.process_folder())'
+  - julia -e 'VERSION < v"0.7.0-DEV" || (using Pkg); cd(Pkg.dir("HTML_Entities")); Pkg.add("Coverage"); using Coverage; Codecov.submit(Codecov.process_folder())'