EMF Client installer updates

[cseppan]

UI items

Make initial window larger by default
Make sure text fields expand when window is expanded
Add new field to specify command-line options
Check for access to Client Home Directory access (#125)

batch file updates

Use wildcard for classpath in generated batch file to avoid really long command line
Include "-Djavax.net.ssl.trustStoreType=WINDOWS-ROOT" for HTTPS

[cseppan]

cd9442c: Increase default size of installer window
286921c: Add new field for command-line arguments, save to preferences, include in batch file
0f6073d: Update default server address for installer and add command-line arguments

[cseppan]

Need to include -Dcom.sun.security.enableAIAcaIssuers=true in command-line options

[cseppan]

Wildcard classpath:

set CLASSPATH=%EMF_HOME%\lib*;%EMF_HOME%\emf-client.jar