dplyr in RDB reader

Merge pull request #151 from ldecicco-USGS/master

readr for importRDB1

first dplyr release

Merge pull request #148 from ldecicco-USGS/master

Make a consistent naming convention when dealing with reported columns.

update

Merge pull request #135 from ldecicco-USGS/master

Minimize examples to web services

Bug fix

Merge pull request #134 from ldecicco-USGS/master

WQP bug fix

WQP fix to CRAN

Merge pull request #129 from ldecicco-USGS/master

gwlevels to rdb

WQP update

Merge pull request #127 from ldecicco-USGS/master

WQP update.

Real CRAN release

Cran was down over the weekend. I had time to fix another bug in the meantime.

CRAN notes update

Merge pull request #121 from ldecicco-USGS/master

Timezone with daylight savings.

Next CRAN submission

Merge pull request #117 from ldecicco-USGS/master

More tz and state code updates.

Improved help files.

Merge pull request #111 from ldecicco-USGS/master

Help file updates.