Add some CCS intelligence to BasH5Collection

[Tracking bug 23893]

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 128922]
Make iteration over BasH5Collection objects work as expected

[Tracking bug 23893]

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 128923]
Handle relative paths in FOFN files

If paths listed in a FOFN are not absolute, we now resolve them with
respect to the directory containing the FOFN file.

Tests are included

[Tracking bug 23893]

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 128933]
   Bug 23893. Add new fofn test files from change 128933 to pbcore package_data.

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 128947]
Fix bug spotted by Marcus

[Tracking bug 23893]

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 128950]
   Bug 23893. Remove catch-all except.

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 129005]
Fix typo

[Tracking bug 23893]

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 129017]