Fixed stale DI2E.net ref

Added mention of specific USG formats so that search engines will hit
if people search for Link16 DFDL or similar searches.

Minor typo fixes to other files.

DAFFODIL-2960

site/eclipse-configuration.md

@@ -30,7 +30,8 @@ Now, turns out there is an XML Schema for DFDL Schemas. It was created by taking
 
 ### Installing Eclipse XML Plugin
 
-The XML settings all assume you have installed Eclipse's XML support. If not already installed, the "Eclipse XML Editors and Tools" plugin can be Eclipse's update site.
+The XML settings all assume you have installed Eclipse's XML support. If not already installed, 
+the "Eclipse XML Editors and Tools" plugin can be obtained from Eclipse's update site.
 
 ### Eclipse XML Settings
 

site/getting-started.md

@@ -48,7 +48,16 @@ Daffodil is a library, requiring Java 8, used to convert between fixed format da
 
 ### Existing DFDL Schemas
 
-Many DFDL schemas are freely and publicly available at [DFDLSchemas](https://github.com/DFDLSchemas) on GitHub. This includes image formats, financial transaction formats, healthcare formats, and more. Some DFDL Schemas for Controlled Unclassified Information (CUI) data formats are available on [DI2E.net](https://confluence.di2e.net/pages/viewpage.action?pageId=196139975), which requires US Citizenship and DoD sponsorship.
+Many DFDL schemas are freely and publicly available at [DFDLSchemas](https://github.com/DFDLSchemas) on GitHub. This includes image formats, financial transaction formats, healthcare formats, and more.
+
+DFDL Schemas for US and allied government data formats are available 
+to authorized persons at
+[US DoD Intelink](
+https://intelshare.intelink.gov/sites/ncdsmo/Shared%20Documents/Forms/AllItems.aspx?RootFolder=%2Fsites%2Fncdsmo%2FShared%20Documents%2FCDS%20Development%2FFilters%20and%20Other%20Application%20Source%20Code%2FDFDL%2FDFDL%20Schemas
+). These formats include: Link16 (aka MIL-STD-6016, STANAG 5516) with JREAP (MIL-STD-3011) and 
+NACT headers, VMF (aka MIL-STD-6017),GMTIF (STANAG 4607 AEDP-7), iCalendar, IMF, USMTF (aka 
+MIL-STD-6040), and OilStock
+
 
 
 ### Creating DFDL Schemas

site/sbt.md

@@ -22,7 +22,8 @@ limitations under the License.
 {% endcomment %}
 -->
 
-The Apache Daffodil SBT Plugin is plugin for the [SBT build tool](https://www.scala-sbt.org/) to help manage, build, and test DFDL schema projects. It is part of the [Standard DFDL Schema Project Layout](/dfdl-layout).
+The Apache Daffodil SBT Plugin is a plugin for the [SBT build tool](https://www.scala-sbt.org/) 
+to help manage, build, and test DFDL schema projects. It is part of the [Standard DFDL Schema Project Layout](/dfdl-layout).
 
 See the [GitHub page](https://github.com/apache/daffodil-sbt) for details to enable and configure.