Revert "Merge pull request #200 from sigp/new-structure"

This reverts commit d7a3545be1, reversing
changes made to 1da06c156c.

Dockerfile

@@ -0,0 +1,17 @@
+FROM rust:latest
+
+RUN apt-get update && apt-get install -y clang libclang-dev cmake build-essential git unzip autoconf libtool
+
+RUN git clone https://github.com/google/protobuf.git && \
+    cd protobuf && \
+    ./autogen.sh && \
+    ./configure && \
+    make && \
+    make install && \
+    ldconfig && \
+    make clean && \
+    cd .. && \
+    rm -r protobuf
+
+
+RUN mkdir /cargocache && chmod -R ugo+rwX /cargocache