Put the browse flag back and fixed some file existence checks.
Forgot to add the attributes for Faraday rotation values into the XML.
Some typo in a print statement.
Extension of metadata section for generation of ISO metadata.
Merge branch 'roipac' of https://github.com/rudigens/ASF_MapReady into roipac

Conflicts:
	src/write_hdf5_xml/write_hdf5_xml.c
Revised the write_hdf5_xml tool considerably.
- The extent section needed some revamping.
- Added baseline method and orbit type to InSAR metata.
- Renamed files_t into params_t and related variable accordingly.
- Extracted remaining time stamps for processing steps.
- Added the DEM URL and troposphere to the parameter list.
Merge pull request #34 from rudigens/roipac

Roipac