fix custom mutator build scripts
MODIFY
custom_mutators/gramatron/build_gramatron_mutator.sh
custom_mutators/gramatron/build_gramatron_mutator.sh
@@ -125,7 +125,7 @@ else
}
fi
-test -d json-c/.git || { echo "[-] not checked out, please install git or check your internet connection." ; exit 1 ; }
+test -e json-c/.git || { echo "[-] not checked out, please install git or check your internet connection." ; exit 1 ; }
echo "[+] Got json-c."
test -e json-c/.libs/libjson-c.a || {

MODIFY
custom_mutators/gramatron/json-c
custom_mutators/gramatron/json-c
-Subproject commit 11546bfd07a575c47416924cb98de3d33a4e6424
+Subproject commit af8dd4a307e7b837f9fa2959549548ace4afe08b

MODIFY
custom_mutators/grammar_mutator/build_grammar_mutator.sh
custom_mutators/grammar_mutator/build_grammar_mutator.sh
@@ -119,7 +119,7 @@ else
}
fi
-test -f grammar_mutator/.git || { echo "[-] not checked out, please install git or check your internet connection." ; exit 1 ; }
+test -e grammar_mutator/.git || { echo "[-] not checked out, please install git or check your internet connection." ; exit 1 ; }
echo "[+] Got grammar mutator."
cd "grammar_mutator" || exit 1

fix custom mutator build scripts