Update folder structure in the Readme.md on the MIDS Website

[emhaston]

Currently it's showing the ltc structure

├───app
│ ├───build | Static html files generated using Frozen Flask (https://pythonhosted.org/Frozen-Flask/)
│ ├───config | Working standard-specific configuration files to populate standards level metadata (currently in development)
│ ├───data | Source data files in csv format
│ │ ├───global
│ │ ├───ltc
│ │ │ ├───ltc-docs | Source data post-transformation scripts
│ │ │ └───ltc-source | Original source data files
│ │ │ └───ltc-source | Tabular data schemas generated from the source CSV files (not part of the core stadocgen app)
│ ├───md | Specific content blocks in markdown format
│ │ └───mids | Markdown associated with MIDS Documentation
│ │ └───tdwg | Latest versions of official TDWG documentation markdown content, these files are then customized for each standard
│ ├───static | Static assets (css, js, icons)
│ │ └───assets | Standard static assets (do not change)
│ │ └───images | Stanard-specific custom imagery
│ │ └───custom | Customized CSS overrides and javascript files that extend and alter the standardized template files under assets.
│ ├───templates | Jinja templates
│ ├───utils | Data transformation utilities
init_.py
freeze.py Frozen flask script to generate build files
routes.py Dynamic flask script