Update dockerfile.

Dockerfile

@@ -1,10 +1,19 @@
-FROM ubuntu:18.10
+FROM ubuntu:20.04
+
+ARG WITH_COINS
+ARG WITHOUT_COINS
 
 ENV LANG=C.UTF-8 \
+    DEBIAN_FRONTEND=noninteractive \
     DATADIRS="/coindata"
 
 RUN apt-get update; \
-    apt-get install -y wget python3-pip gnupg unzip protobuf-compiler;
+    apt-get install -y wget python3-pip gnupg unzip protobuf-compiler automake libtool pkg-config;
+
+RUN wget -O coincurve-anonswap.zip https://github.com/tecnovert/coincurve/archive/anonswap.zip && \
+    unzip coincurve-anonswap.zip && \
+    cd coincurve-anonswap && \
+    python3 setup.py install --force
 
 # TODO: move coindata dir out of src dir
 COPY . basicswap-master
@@ -13,7 +22,7 @@ RUN cd basicswap-master; \
     pip3 install .;
 
 # Download binaries, these will be part of the docker image
-RUN basicswap-prepare -datadir=/opt -preparebinonly
+RUN basicswap-prepare -datadir=/opt -preparebinonly ${WITH_COINS} ${WITHOUT_COINS}
 
 RUN useradd -ms /bin/bash user && \
     mkdir /coindata && chown user -R /coindata