rename integration test dir; do not run coverage script on integration test

Signed-off-by: Evan Hazlett <ejhazlett@gmail.com>

README.md

@@ -128,7 +128,7 @@ BATS (use that link).  Then run `./script/build` to generate the binary.  Once
 you have the binary, you can run test against a specified driver:
 
 ```
-$ bats test/driver-virtualbox.bats
+$ bats integration-tests/driver-virtualbox.bats
  ✓ virtualbox: machine should not exist
  ✓ virtualbox: VM should not exist
  ✓ virtualbox: create
@@ -154,7 +154,7 @@ $ bats test/driver-virtualbox.bats
 You can also run the general `cli` tests:
 
 ```
-$ bats test/cli.bats
+$ bats integration-tests/cli.bats
  ✓ cli: show info
  ✓ cli: show active help
  ✓ cli: show config help

script/generate-coverage

@@ -41,7 +41,7 @@ fi
 
 # Script will bomb out on some dirs if there are no buildable source files,
 # we shouldn't be checking these anyway so skip over them.
-EXCLUDED_DIRS="${DIR}/Godeps ${DIR}/_integration-test ${DIR}/docs ${DIR}/script"
+EXCLUDED_DIRS="${DIR}/Godeps ${DIR}/integration-tests ${DIR}/docs ${DIR}/script"
 
 generate_coverage_for_dir ${DIR}
 echo "Done checking and generating coverage!"