Run benchmarks in travis

Author: BoeingX

.travis.yml

@@ -41,5 +41,6 @@ install:
 - stack --no-terminal --install-ghc test --only-dependencies
 
 script:
-# Build the package, its tests, and its docs and run the tests
+# Run test and benchmark suites
 - stack --no-terminal --skip-ghc-check test
+- stack --no-terminal --skip-ghc-check bench

README.md

@@ -27,7 +27,7 @@ This repository is organized as a single Stack project as follows
 ├── stack.yaml
 └── test/
 ```
-where `[src](./src)` are solutions whose name follows the pattern
+where [src](./src) are solutions whose name follows the pattern
 ```
 ChapterName/SectionName/ExerciseName.hs
 ```