Dialog should not be resizable

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Wait for thread to exit cleanly

Signed-off-by: Sven Strickroth <email@cs-ware.de>
No need to manually call SafeTerminateGravatarThread() it's automatically called in destructor

Signed-off-by: Sven Strickroth <email@cs-ware.de>
More information hiding

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Make m_gravatarExit volatile

It's used across several threads and we need it to be always up2date.

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Do not call by value

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Add missing lock for critical section

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Make gravatar loading work with proxies which require authorization

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Optimize gravatar position

Now the log message and the gravatar icon are right aligned again.

Signed-off-by: Sven Strickroth <email@cs-ware.de>
Do superfluous includes

Signed-off-by: Sven Strickroth <email@cs-ware.de>