removed backticks and replaced pwd

Author: Evert Lammerts

.travis.yml

@@ -19,5 +19,5 @@ script:
  - go get -d -t -v ./...
  - go build -v ./...
  - go test -v ./...
- - test -z "`gofmt -d .`"
+ - test -z "$(gofmt -d .)"
  - if [[ $TRAVIS_SECURE_ENV_VARS = "true" ]]; then bash ./.travis/test-coverage.sh; fi

.travis/test-coverage.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 
-PROFILE_OUT=`pwd`/profile.out
-ACC_OUT=`pwd`/acc.out
+PROFILE_OUT=$PWD/profile.out
+ACC_OUT=$PWD/acc.out
 
 testCover() {
 	# set the return value to 0 (succesful)