Merge pull request #940 from jonathandturner/stable_v2

Second attempt to remove rust-toolchain

.azure/azure-pipelines.yml

@@ -37,6 +37,7 @@ steps:
       fi
       curl https://sh.rustup.rs -sSf | sh -s -- -y --no-modify-path --default-toolchain "stable"
       export PATH=$HOME/.cargo/bin:$PATH
+      rustup update
       rustc -Vv
       echo "##vso[task.prependpath]$HOME/.cargo/bin"
       rustup component add rustfmt --toolchain "stable"

docker/Dockerfile.nu-base

@@ -11,9 +11,9 @@ RUN apt-get update && apt-get install -y libssl-dev \
 
 ARG RELEASE=false
 WORKDIR /code
-COPY ./rust-toolchain ./rust-toolchain
 RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --no-modify-path --default-toolchain "stable"
 ENV PATH=/root/.cargo/bin:$PATH
+RUN rustup update
 COPY . /code
 RUN echo "##vso[task.prependpath]/root/.cargo/bin" && \
     rustc -Vv && \

rust-toolchain

@@ -1 +0,0 @@
-1.39.0