Reverted: "Improved: Have a readme in every component (OFBIZ-6243)"

This reverts commit 598cf6c27df6b41ff8be6d45c2c0eedc80300280.

An Apache URL is much easier to have (NO bad idea, does not show like the
camo.githubusercontent.com link does, cache control issue on ASF servers?)
diff --git a/assetmaint/README.md b/assetmaint/README.md
index 38ee888..8d7d778 100644
--- a/assetmaint/README.md
+++ b/assetmaint/README.md
@@ -1,4 +1,4 @@
-<img src="https://s.apache.org/erwn1" alt="Apache OFBiz" />
+<img src="https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67" alt="Apache OFBiz" />
 
 # Assetmaint component
 The asset management and maintenance application enables organisations to 
diff --git a/birt/README.md b/birt/README.md
index 7a1486b..4d71187 100644
--- a/birt/README.md
+++ b/birt/README.md
@@ -1,4 +1,4 @@
-![Apache OFBiz® logo](https://s.apache.org/erwn1)
+![Apache OFBiz® logo](https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67)
 ![Birt Logo](http://www.eclipse.org/birt/img/logo/Birt-logo.png)
 # Birt component
 For more information about this component visit the [https://cwiki.apache.org/confluence/display/OFBIZ/Using+BIRT+with+OFBiz](https://cwiki.apache.org/confluence/display/OFBIZ/Using+BIRT+with+OFBiz) page in the OFBiz wiki
diff --git a/ecommerce/README.md b/ecommerce/README.md
index cf0d9a8..a99e454 100644
--- a/ecommerce/README.md
+++ b/ecommerce/README.md
@@ -1,4 +1,4 @@
-<img src="https://s.apache.org/erwn1" alt="Apache OFBiz" />
+<img src="https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67" alt="Apache OFBiz" />
 
 # Ecommerce component
 
diff --git a/lucene/README.md b/lucene/README.md
index 678bcf6..acec03d 100644
--- a/lucene/README.md
+++ b/lucene/README.md
@@ -1,4 +1,4 @@
-<img src="https://s.apache.org/erwn1" alt="Apache OFBiz" />
+<img src="https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67" alt="Apache OFBiz" />
 
 # Lucene component
 This OFBiz component enables integrators to enhance indexing and search/find capabilities
diff --git a/myportal/README.md b/myportal/README.md
index 898df03..a072769 100644
--- a/myportal/README.md
+++ b/myportal/README.md
@@ -1,4 +1,4 @@
-<img src="https://s.apache.org/erwn1" alt="Apache OFBiz" />
+<img src="https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67" alt="Apache OFBiz" />
 
 # MyPortal component
 This OFBiz component enables organisations to provide their users with a self service starting point.
diff --git a/passport/README.md b/passport/README.md
index 6f7e79e..d1328be 100644
--- a/passport/README.md
+++ b/passport/README.md
@@ -1,4 +1,4 @@
-<img src="https://s.apache.org/erwn1" alt="Apache OFBiz" />
+<img src="https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67" alt="Apache OFBiz" />
 
 # Passport component
 The passport component is to support users to login with a third party OAuth2 authentication such as GitHub, LinkedIn and etc.
diff --git a/pricat/README.md b/pricat/README.md
index 844c366..f0a1c96 100644
--- a/pricat/README.md
+++ b/pricat/README.md
@@ -1,4 +1,4 @@
-<img src="https://s.apache.org/erwn1" alt="Apache OFBiz" />
+<img src="https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67" alt="Apache OFBiz" />
 
 # PriCat component
 PriCat is the abbreviation of Price and Catalog/Category. The PriCat component is to support importing/parsing excel files with price and catalog/category data. The excel files can be checked by version, header column names, currencyId. Each row can be validated by facility(name, Id and ownership), required fields, string or number and etc.
diff --git a/projectmgr/README.md b/projectmgr/README.md
index 3cc958c..06a37d0 100644
--- a/projectmgr/README.md
+++ b/projectmgr/README.md
@@ -1,4 +1,4 @@
-<img src="https://s.apache.org/erwn1" alt="Apache OFBiz" />
+<img src="https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67" alt="Apache OFBiz" />
 
 # ProjectMgr component
 This OFBiz component enables organisations to manage projects, project phases and project tasks.
diff --git a/scrum/README.md b/scrum/README.md
index 21f8664..3341e63 100644
--- a/scrum/README.md
+++ b/scrum/README.md
@@ -1,4 +1,4 @@
-<img src="https://s.apache.org/erwn1" alt="Apache OFBiz" />
+<img src="https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67" alt="Apache OFBiz" />
 
 # Scrum component
 This OFBiz component enables organisations to manage agile project, product backlogs and sprints.
diff --git a/solr/README.md b/solr/README.md
index 0206a1e..c6f9468 100644
--- a/solr/README.md
+++ b/solr/README.md
@@ -1,4 +1,4 @@
-<img src="https://s.apache.org/erwn1" alt="Apache OFBiz" />
+<img src="https://camo.githubusercontent.com/b313d4ec52b77b5024e2988aaf76720258233e69/68747470733a2f2f6f6662697a2e6170616368652e6f72672f696d616765732f6f6662697a5f6c6f676f2e706e67" alt="Apache OFBiz" />
 
 # Solr component
 This OFBiz component leverages Apache Solr indexing capabilities.