*bugfix) uncomment the install script.

[wuranbo]

Make more consistency to the description in README.
I spend not a few time to know this thing, while following the README to finish my job.

[mtodd]

I think line 17 was added by mistake: we should remove this line as well.

[mtodd]

Err, that's line 19 (the echo "HIIIIII" line).

[mtodd]

Thanks for opening up this PR! Happy to merge this in, just want to clean up the unneeded line!

[wuranbo]

@mtodd Hear you are, bro~

[mtodd]

@wuranbo build is red, probably because it needs master merged in. Doesn't seem related to the diff.

[wuranbo]

@mtodd I tried to rebase impertinently. But it turns out that it's not the reason. So I check the two CI failure, https://travis-ci.org/github/github-ldap/builds/65865839, https://travis-ci.org/github/github-ldap/builds/65998284。

The reason of this two failure were the CI env.Travis CI run apt-get update failed.

Get:5 http://us.archive.ubuntu.com/ubuntu/ precise/main libslp1 amd64 1.2.1-7.8ubuntu1 [50.4 kB]

Err http://us.archive.ubuntu.com/ubuntu/ precise-updates/main slapd amd64 2.4.28-1.1ubuntu4.4
404 Not Found [IP: 2001:67c:1562::13 80]
Get:6 http://us.archive.ubuntu.com/ubuntu/ precise/main time amd64 1.7-23.1 [30.6 kB]
Err http://us.archive.ubuntu.com/ubuntu/ precise-updates/main ldap-utils amd64 2.4.28-1.1ubuntu4.4
404 Not Found [IP: 2001:67c:1562::13 80]
Fetched 9,395 kB in 0s (17.0 MB/s)
Failed to fetch http://us.archive.ubuntu.com/ubuntu/pool/main/o/openldap/slapd_2.4.28-1.1ubuntu4.4_amd64.deb 404 Not Found [IP: 2001:67c:1562::13 80]
Failed to fetch http://us.archive.ubuntu.com/ubuntu/pool/main/o/openldap/ldap-utils_2.4.28-1.1ubuntu4.4_amd64.deb 404 Not Found [IP: 2001:67c:1562::13 80]
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
The command "if [ "$TESTENV" = "openldap" ]; then ./script/install-openldap; fi" failed and exited with 100 during .