lighttpd fails sanity checks

[ChrisTimperley]

docker@6ce0334bac9f:/experiment$ ./test.sh p17
basename: missing operand
Try 'basename --help' for more information.
./test.sh: line 5: [: =: unary operator expected
./symlink.t .. mod_proxy_core_address.c.158: (trace) resolving 127.0.0.1 on port 1026
mod_proxy_core_address.c.63: (trace) adding 127.0.0.1:1026 to the address-pool
mod_proxy_core_address.c.158: (trace) resolving 127.0.0.1 on port 1026
mod_proxy_core_address.c.63: (trace) adding 127.0.0.1:1026 to the address-pool
2018-02-07 00:03:27: (server.c.1445) WARNING: unknown config-key: auth.backend.ldap.url (ignored) 
./symlink.t .. 1/10 # status failed: expected '200', got '403'

#   Failed test 'allow: symlinked file'
#   at ./symlink.t line 56.
# status failed: expected '200', got '403'

#   Failed test 'allow: directly symlinked dir'
#   at ./symlink.t line 65.
# status failed: expected '200', got '403'

#   Failed test 'allow: symlinked dir in path'
#   at ./symlink.t line 74.
# Looks like you failed 3 tests of 10.
./symlink.t .. Dubious, test returned 3 (wstat 768, 0x300)
Failed 3/10 subtests 

Test Summary Report
-------------------
./symlink.t (Wstat: 768 Tests: 10 Failed: 3)
  Failed tests:  3-5
  Non-zero exit status: 3
Files=1, Tests=10,  1 wallclock secs ( 0.02 usr  0.00 sys +  0.04 cusr  0.00 csys =  0.06 CPU)
Result: FAIL
Failed 1/1 test programs. 3/10 subtests failed.

Note that identical behaviour is also observed on the reference ManyBugs virtual machine -- this isn't an issue with our Docker container images.

[ChrisTimperley]

Fixed broken symlinks. Test suite now produces the expected results!