Remove old, unused r5836 HSQLDB & osgi-console.sh

Added notes/ and .mvn.classpath to .gitignore

Commit 2594d4f was:
Master branch tidy up

lib/org/hsqldb/hsqldb/maven-metadata.xml

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<metadata>
-  <groupId>org.hsqldb</groupId>
-  <artifactId>hsqldb</artifactId>
-  <versioning>
-    <release>r5836</release>
-    <versions>
-      <version>r5836</version>
-    </versions>
-    <lastUpdated>20180929092113</lastUpdated>
-  </versioning>
-</metadata>

lib/org/hsqldb/hsqldb/maven-metadata.xml.md5

@@ -1 +0,0 @@
-1d7f55d30c3542b76ef961749da3c40f

lib/org/hsqldb/hsqldb/maven-metadata.xml.sha1

@@ -1 +0,0 @@
-8bb6a2ace951f1805b9baac61bca3a548e4299cc

lib/org/hsqldb/hsqldb/r5836/hsqldb-r5836.jar.md5

@@ -1 +0,0 @@
-7d59b5596e655b2e4fd78796e7a3896b

lib/org/hsqldb/hsqldb/r5836/hsqldb-r5836.jar.sha1

@@ -1 +0,0 @@
-a7d55ed9afd753fd9c620796f7d88f67a554711c

lib/org/hsqldb/hsqldb/r5836/hsqldb-r5836.pom

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>org.hsqldb</groupId>
-  <artifactId>hsqldb</artifactId>
-  <version>r5836</version>
-</project>

lib/org/hsqldb/hsqldb/r5836/hsqldb-r5836.pom.md5

@@ -1 +0,0 @@
-4d667eead4590a45fd75787cd6125701

lib/org/hsqldb/hsqldb/r5836/hsqldb-r5836.pom.sha1

@@ -1 +0,0 @@
-f77180541070ce99899dc281b1c4469a6b9656f0