Fix bug 22709: sortedness of CmpH5 is determined by presence of OffsetTable

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 120561]
getFileHandle should always resolve relative paths

[Tracking bug 22690]

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 120587]
Add more interval query methods

[Tracking bug 22690]

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 121639]
Make FastaWriter.writeRecord and FastqWriter.writeRecord more convenient

[Tracking bug 22690]

[git-p4: depot-paths = "//depot/software/bioinformatics/lib/python/pbcore/": change = 121640]