use namespace css instead of com::sun

Change-Id: I47582b072bb939cf270a76e430a9f7908b5c1d93
css already means ::com::sun::star

Change-Id: I48d7b746d7cc49246743c62480b0d225d2519342
remove external header guards

Change-Id: I847e5e3652517d0c11eb2cf3e9625ed649595bc5
bin obsolete CLOOK comments

Change-Id: I34f37587284893927463e214f0d7d1c3e914c7b2
Export Config: Use ModelessDialog

The huge size of this dialog calls for a maximize button...

Change-Id: I68706669ac4e10ea9d5cba5526e9f1b0eb3628b6