Manpages of src:ecasound in Debian experimental

• ecaconvert(1)
• ecafixdc(1)
• ecalength(1)
• ecamonitor(1)
• ecanormalize(1)
• ecaplay(1)
• ecasignalview(1)
• ecasound-iam(1)
• ecasound(1)
• ecasoundrc(5)
• ecatools(1)
• libecasoundc-config(1)