Fixed bug with not escaping reverse solidus...
Merge pull request #21 from user416/dev

Fixed bug with not escaping reverse solidus...
Fixed issue with operator[i] on json values of type object_t
Merge branch 'dev' of https://github.com/danielaparker/jsoncons into dev
json constructors that take string, double, etc. are now explicit.
get with default now allows extended types as default value
Updates to docs, simplify assignments in tests and samples
make_multi_array renamed to make_array, update to docs