travis: build/test everything on stable

.travis.yml

@@ -11,6 +11,5 @@ cache:
   - $HOME/.cargo
 sudo: false
 script:
-  - ./.travis_fixup.sh
   - cargo build
   - cargo test --no-fail-fast

.travis_fixup.sh

@@ -1,24 +0,0 @@
-#!/usr/bin/env bash
-
-if [ "$CI" != "true" ]; then
-	exit 1
-fi
-
-case "$TRAVIS_RUST_VERSION" in
-	"beta")
-		skip=$(grep skip_on_beta Cargo.toml | cut -d\" -f 2)
-		sed -i.org "/skip_on_beta/d" Cargo.toml
-		;;
-	"stable")
-		skip=$(grep -E "skip_on_beta|skip_on_stable" Cargo.toml | cut -d\" -f 2)
-		sed -i.org "/skip_on_beta/d" Cargo.toml
-		sed -i.org "/skip_on_stable/d" Cargo.toml
-		;;
-esac
-
-for x in $skip; do
-	if [ -f tests/$x.rs ]; then
-		mv tests/$x.rs tests/$x.rs.skip
-	fi
-done
-

Cargo.toml

@@ -44,7 +44,7 @@ generic = [
   "expr",
   "factor",
   "false",
-  "fmt",	# skip_on_beta
+  "fmt",
   "fold",
   "hashsum",
   "head",
@@ -76,7 +76,7 @@ generic = [
   "tail",
   "tee",
   "test",
-  "tr",          # skip_on_beta
+  "tr",
   "true",
   "truncate",
   "tsort",