fix: docker build

Author: cdaringe

Dockerfile

@@ -1,6 +1,6 @@
 # usage: docker run --rm -v $PWD:/rad rad TASK
 # build: docker build -t rad .
-FROM hayd/deno:alpine-1.7.5
+FROM hayd/deno:alpine-1.8.1
 RUN mkdir /radinstall
 WORKDIR /radinstall
 COPY . .

readme.md

@@ -6,7 +6,7 @@
 
 # rad 💯
 
-A general purpose build tool. Terse, statically typed, batteries included.
+A general purpose build tool. Concise, statically typed, batteries included.
 Command tasks, function tasks, and make-style tasks supported.
 
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