#197 space in USE path prevents loading of plugins

[C Maeder]

if USE is unpacked in a directory path that contains a space, plugins are not loaded. Note that "%20" indicates the space with the path.

maederc@stw11:/local/users/maeder/t est/use-5.1.0$ bin/use -nr
USE version 5.1.0, Copyright (C) 1999-2019 University of Bremen
exception java.io.FileNotFoundException: No such plugin config file:     reason: /local/users/maeder/t%20est/use-5.1.0/lib/plugins/ObjectToClassPlugin-1.3.jar (No such file or directory)
java.io.FileNotFoundException: /local/users/maeder/t%20est/use-5.1.0/lib/plugins/ObjectToClassPlugin-1.3.jar (No such file or directory)
    at java.util.zip.ZipFile.open(Native Method)
    at java.util.zip.ZipFile.<init>(ZipFile.java:225)
    at java.util.zip.ZipFile.<init>(ZipFile.java:155)
    at java.util.jar.JarFile.<init>(JarFile.java:166)
    at java.util.jar.JarFile.<init>(JarFile.java:130)
    at org.tzi.use.runtime.util.PluginRegistry.parseConfigFile(Unknown Source)
    at org.tzi.use.runtime.util.PluginRegistry.registerPlugin(Unknown Source)
    at org.tzi.use.runtime.impl.PluginRuntime.registerPlugin(Unknown Source)
    at org.tzi.use.runtime.MainPluginRuntime.run(Unknown Source)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.tzi.use.main.Main.main(Unknown Source)
Error: No plugin at given URL [file:/local/users/maeder/t%20est/use-5.1.0/lib/plugins/ObjectToClassPlugin-1.3.jar] found.
Error: Got no Plugin Descriptor !
exception java.io.FileNotFoundException: No such plugin config file:     reason: /local/users/maeder/t%20est/use-5.1.0/lib/plugins/ModelValidatorPlugin-5.1.0-r1.jar (No such file or directory)
java.io.FileNotFoundException: /local/users/maeder/t%20est/use-5.1.0/lib/plugins/ModelValidatorPlugin-5.1.0-r1.jar (No such file or directory)
    at java.util.zip.ZipFile.open(Native Method)
    at java.util.zip.ZipFile.<init>(ZipFile.java:225)
    at java.util.zip.ZipFile.<init>(ZipFile.java:155)
    at java.util.jar.JarFile.<init>(JarFile.java:166)
    at java.util.jar.JarFile.<init>(JarFile.java:130)
    at org.tzi.use.runtime.util.PluginRegistry.parseConfigFile(Unknown Source)
    at org.tzi.use.runtime.util.PluginRegistry.registerPlugin(Unknown Source)
    at org.tzi.use.runtime.impl.PluginRuntime.registerPlugin(Unknown Source)
    at org.tzi.use.runtime.MainPluginRuntime.run(Unknown Source)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.tzi.use.main.Main.main(Unknown Source)
Error: No plugin at given URL [file:/local/users/maeder/t%20est/use-5.1.0/lib/plugins/ModelValidatorPlugin-5.1.0-r1.jar] found.
Error: Got no Plugin Descriptor !
exception java.io.FileNotFoundException: No such plugin config file:     reason: /local/users/maeder/t%20est/use-5.1.0/lib/plugins/AssociationExtend.jar (No such file or directory)
java.io.FileNotFoundException: /local/users/maeder/t%20est/use-5.1.0/lib/plugins/AssociationExtend.jar (No such file or directory)
    at java.util.zip.ZipFile.open(Native Method)
    at java.util.zip.ZipFile.<init>(ZipFile.java:225)
    at java.util.zip.ZipFile.<init>(ZipFile.java:155)
    at java.util.jar.JarFile.<init>(JarFile.java:166)
    at java.util.jar.JarFile.<init>(JarFile.java:130)
    at org.tzi.use.runtime.util.PluginRegistry.parseConfigFile(Unknown Source)
    at org.tzi.use.runtime.util.PluginRegistry.registerPlugin(Unknown Source)
    at org.tzi.use.runtime.impl.PluginRuntime.registerPlugin(Unknown Source)
    at org.tzi.use.runtime.MainPluginRuntime.run(Unknown Source)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.tzi.use.main.Main.main(Unknown Source)
Error: No plugin at given URL [file:/local/users/maeder/t%20est/use-5.1.0/lib/plugins/AssociationExtend.jar] found.
Error: Got no Plugin Descriptor !
exception java.io.FileNotFoundException: No such plugin config file:     reason: /local/users/maeder/t%20est/use-5.1.0/lib/plugins/use-filmstrip.jar (No such file or directory)
java.io.FileNotFoundException: /local/users/maeder/t%20est/use-5.1.0/lib/plugins/use-filmstrip.jar (No such file or directory)
    at java.util.zip.ZipFile.open(Native Method)
    at java.util.zip.ZipFile.<init>(ZipFile.java:225)
    at java.util.zip.ZipFile.<init>(ZipFile.java:155)
    at java.util.jar.JarFile.<init>(JarFile.java:166)
    at java.util.jar.JarFile.<init>(JarFile.java:130)
    at org.tzi.use.runtime.util.PluginRegistry.parseConfigFile(Unknown Source)
    at org.tzi.use.runtime.util.PluginRegistry.registerPlugin(Unknown Source)
    at org.tzi.use.runtime.impl.PluginRuntime.registerPlugin(Unknown Source)
    at org.tzi.use.runtime.MainPluginRuntime.run(Unknown Source)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.tzi.use.main.Main.main(Unknown Source)
Error: No plugin at given URL [file:/local/users/maeder/t%20est/use-5.1.0/lib/plugins/use-filmstrip.jar] found.
Error: Got no Plugin Descriptor !
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