[RelEng] Prepare 1.7.7 bugfix release

Use new orbit update site

Change-Id: I92b108b80c1850fc2f4639264978f2ec966e1c6e
Signed-off-by: Leif Geiger <geiger@yatta.de>
diff --git a/httpclient-target-site/org.eclipse.epp.mpc.apache.httpclient.target/httpclient-target.target b/httpclient-target-site/org.eclipse.epp.mpc.apache.httpclient.target/httpclient-target.target
index dd06a9e..c4823fd 100644
--- a/httpclient-target-site/org.eclipse.epp.mpc.apache.httpclient.target/httpclient-target.target
+++ b/httpclient-target-site/org.eclipse.epp.mpc.apache.httpclient.target/httpclient-target.target
@@ -4,17 +4,17 @@
 <location includeAllPlatforms="true" includeConfigurePhase="true" includeMode="slicer" includeSource="true" type="InstallableUnit">

 <unit id="org.apache.httpcomponents.httpcore" version="4.4.10.v20190123-2214"/>

 <unit id="org.apache.httpcomponents.httpcore.source" version="4.4.10.v20190123-2214"/>

-<unit id="org.apache.httpcomponents.httpclient" version="4.5.6.v20190213-1430"/>

-<unit id="org.apache.httpcomponents.httpclient.source" version="4.5.6.v20190213-1430"/>

+<unit id="org.apache.httpcomponents.httpclient" version="4.5.6.v20190503-0009"/>

+<unit id="org.apache.httpcomponents.httpclient.source" version="4.5.6.v20190503-0009"/>

 <unit id="org.apache.httpcomponents.httpclient.win" version="4.5.6.v20190213-1947"/>

 <unit id="org.apache.httpcomponents.httpclient.win.source" version="4.5.6.v20190213-1947"/>

-<unit id="com.sun.jna" version="4.5.1.v20180403-1933"/>

-<unit id="com.sun.jna.source" version="4.5.1.v20180403-1933"/>

-<unit id="com.sun.jna.platform" version="4.5.1.v20180403-1933"/>

-<unit id="com.sun.jna.platform.source" version="4.5.1.v20180403-1933"/>

+<unit id="com.sun.jna" version="4.5.1.v20190425-1842"/>

+<unit id="com.sun.jna.source" version="4.5.1.v20190425-1842"/>

+<unit id="com.sun.jna.platform" version="4.5.1.v20190425-1842"/>

+<unit id="com.sun.jna.platform.source" version="4.5.1.v20190425-1842"/>

 <unit id="org.apache.commons.codec" version="1.10.0.v20180409-1845"/>

 <unit id="org.apache.commons.logging" version="1.2.0.v20180409-1502"/>

-<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/R20190226160451/repository"/>

+<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/I20190517220210/repository"/>

 </location>

 </locations>

 </target>

diff --git a/org.eclipse.epp.mpc-target/staging.target b/org.eclipse.epp.mpc-target/staging.target
index 760654f..f91971a 100644
--- a/org.eclipse.epp.mpc-target/staging.target
+++ b/org.eclipse.epp.mpc-target/staging.target
@@ -15,7 +15,7 @@
 <unit id="org.hamcrest.library" version="0.0.0"/>
 <unit id="org.junit" version="0.0.0"/>
 <unit id="org.mockito" version="0.0.0"/>
-<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/I20190322211354/repository"/>
+<repository location="http://download.eclipse.org/tools/orbit/downloads/drops/I20190517220210/repository"/>
 </location>
 <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
 <unit id="org.eclipse.epp.mpc.apache.httpclient.feature.feature.group" version="0.0.0"/>