Use sentence case for CoreSessionWidget `Version date:` and
`Connected since:`, providing consistency with the core information.
Use sentence case for `Connected clients:`, too.
`Version date:` was the inconsistent one by majority, but (in my
subjective opinion) it looks nicer.
<item row="3" column="0">
<widget class="QLabel" name="labelClientCountTitle">
<property name="text">
- <string>Connected Clients:</string>
+ <string>Connected clients:</string>
</property>
</widget>
</item>
<item row="1" column="0">
<widget class="QLabel" name="labelVersionDateTitle">
<property name="text">
- <string>Version Date:</string>
+ <string>Version date:</string>
</property>
</widget>
</item>
<item row="3" column="0">
<widget class="QLabel" name="labelUptimeTitle">
<property name="text">
- <string>Connected Since:</string>
+ <string>Connected since:</string>
</property>
</widget>
</item>