avoid failing the build if the eclipse and bintray repo properties are not defined
avoid failing the build if the eclipse and bintray repo properties are not defined

Signed-off-by: jbnizet <7b85a41a628204b76aba4326273a3ccc74bd009a@ninja-squad.com>

rlespinasse/golo-lang,k33g/golo-lang,golo-lang/golo-lang,rlespinasse/golo-lang,golo-lang/golo-lang,k33g/golo-lang,k33g/golo-lang,danielpetisme/golo-lang,k33g/golo-lang,danielpetisme/golo-lang,golo-lang/golo-lang,rlespinasse/golo-lang,rlespinasse/golo-lang,danielpetisme/golo-lang