Coding style changes in entropy, load, thermal, uptime.

entropy.lua

@@ -25,7 +25,7 @@ function worker(format, poolsize)
 
     -- Get available entropy
     local f = io.open("/proc/sys/kernel/random/entropy_avail")
-    local ent_avail = f:read()
+    local ent_avail = f:read("*line")
     f:close()
 
     -- Calculate percentage

load.lua

@@ -17,7 +17,7 @@ module("vicious.load")
 function worker(format)
     -- Get load averages
     local f = io.open('/proc/loadavg')
-    local line = f:read()
+    local line = f:read("*line")
     f:close()
 
     -- Get load data

thermal.lua

@@ -17,7 +17,7 @@ module("vicious.thermal")
 function worker(format, thermal_zone)
     -- Get thermal zone
     local f = io.open("/proc/acpi/thermal_zone/" .. thermal_zone .. "/temperature")
-    local line = f:read()
+    local line = f:read("*line")
     f:close()
 
     -- Get temperature data

uptime.lua

@@ -20,7 +20,7 @@ module("vicious.uptime")
 function worker(format, padding)
     -- Get /proc/uptime
     local f = io.open("/proc/uptime")
-    local line = f:read()
+    local line = f:read("*line")
     f:close()
 
     -- Format data