Update polycube to work with BCC v0.10.0

Author: sebymiano

.gitmodules

@@ -2,7 +2,7 @@
 	path = src/libs/bcc
 	url = https://github.com/polycube-network/bcc.git
 	ignore = untracked
-	branch = polycube
+	branch = polycube_on_v0.10.0
 [submodule "src/components/iptables/iptables"]
 	path = src/components/iptables/iptables
 	url = https://github.com/polycube-network/iptables.git

scripts/pre-requirements.sh

@@ -16,7 +16,8 @@ PACKAGES=""
 PACKAGES+=" git" # needed to clone dependencies
 PACKAGES+=" build-essential cmake" # provides compiler and other compilation tools
 PACKAGES+=" bison flex libelf-dev" # bcc dependencies
-PACKAGES+=" libllvm5.0 llvm-5.0-dev libclang-5.0-dev" # bpf tools compilation toolchain
+PACKAGES+=" libllvm-9-ocaml-dev libllvm9 llvm-9 llvm-9-dev llvm-9-doc llvm-9-examples llvm-9-runtime clang-9 lldb-9 lld-9 llvm-9-tools libclang-9-dev"
+PACKAGES+=" libllvm9 llvm-9-dev libclang-9-dev" # bpf tools compilation tool chain
 PACKAGES+=" libnl-route-3-dev libnl-genl-3-dev" # netlink library
 PACKAGES+=" uuid-dev"
 PACKAGES+=" golang-go" # needed for polycubectl and pcn-k8s