Merge pull request #7 from OHI-Science/master

updating core functions
fixed TR problem, added check in CheckLayers input csv
converted *.mp4 to *.mov #118
finalizing documentation for @jules32's gapfill_georegions argument with:
```
library(devtools)
load_all()
document()
``
This processes the commented code with roxygen2 and updates the R documentation files, ie `man/gapfill_georegions.Rd`.
Merge pull request #8 from OHI-Science/master

update
finalizing documentation for @jules32's gapfill_georegions

woops, needed to fetch your changes first. now for real...

```
library(devtools)
load_all()
document()
``
This processes the commented code with roxygen2 and updates the R documentation files, ie `man/gapfill_georegions.Rd`.
Merge branch 'master' of github.com:bbest/ohicore
Merge pull request #147 from bbest/master

TR, gapfill, map animation...