Fixed a small issue that disallowed include the headers in C++
Fixed a small issue that disallowed include the headers in C++

Signed-off-by: Toon Schoenmakers <7e691ed9b309238c91adc45a7c4f6b65fc1569be@gmail.com>

remicollet/libbson,paulmelnikow/libbson,remicollet/libbson,jqk6/libbson,mongodb/libbson,derickr/libbson,paulmelnikow/libbson,mapr/libbson,4Second2None/libbson_tmp,rayyang2000/libbson,Convey-Compliance/libbson,paulmelnikow/libbson,rayyang2000/libbson,Convey-Compliance/libbson,mapr/libbson,rcsanchez97/libbson,derickr/libbson,mongodbinc-interns/libbson,paulmelnikow/libbson,alexeyvo/libbson,remicollet/libbson,mongodb/libbson,rcsanchez97/libbson,paulmelnikow/libbson,derickr/libbson,4Second2None/libbson_tmp,derickr/libbson,ajdavis/libbson,rayyang2000/libbson,Machyne/libbson,bjori/libbson,4Second2None/libbson_tmp,alexeyvo/libbson,4Second2None/libbson_tmp,ksuarz/libbson,bjori/libbson,jqk6/libbson,bjori/libbson,Machyne/libbson,mongodbinc-interns/libbson,ksuarz/libbson,mongodb/libbson,rcsanchez97/libbson,remicollet/libbson,mapr/libbson,Machyne/libbson,jqk6/libbson,jqk6/libbson,Convey-Compliance/libbson,rayyang2000/libbson,ajdavis/libbson,Machyne/libbson,ajdavis/libbson,alexeyvo/libbson,mongodbinc-interns/libbson,mongodbinc-interns/libbson,ksuarz/libbson