New upstream version 4.5.2

.github/ISSUE_TEMPLATE.md

CHANGES.md

README.md

ant-tools-src/com/sun/jna/BuildArmSoftFloatDetector.java

build.xml

contrib/alphamaskdemo/.classpath

contrib/alphamaskdemo/.project

contrib/balloonmanagerdemo/.classpath

contrib/balloonmanagerdemo/.project

contrib/balloontips/.classpath

contrib/balloontips/.project

contrib/dnddemo/.classpath

contrib/dnddemo/.project

contrib/monitordemo/.classpath

contrib/monitordemo/.project

contrib/msoffice/.classpath

contrib/msoffice/.project

contrib/native_window_msg/.classpath

contrib/native_window_msg/.project

contrib/ntservice/.classpath