Updates v2.10.0

- Updates enaR-vignette.pdf
- Adds support for bipartite
- Adds ShannonDiversity function
- Adds Relations.Table to enaUtility and enaMTI
- Adjusts NAMESPACE and dependencies to meet current CRAN standards
- Switches package documentation to Roxygen format
- Adds ascendency metrics to network statistics in enaFlow
- Fixes bugs in enaTroAgg
- Adds signs function 
- Adds average trophic length to enaTroAgg ns
- Fixes enaStorage example
- Fixes bug in get.ns
- Fixes bug in read.enam
- Adds control allocation and dependency
- Modifies enaControl
- Adds tetra-partite partition of ascendency
- Changes enaUtility check for storage
- Fixes unpack living vector

Known Bugs

- Currently none.
