slaprunner: Include /bin & /usr/bin in $PATH by default

This should not depend on the environment when executing slapos node
instance

software/slaprunner/common.cfg

@@ -50,7 +50,7 @@ mode = 0644
 recipe = slapos.recipe.template
 url = ${:_profile_base_location_}/instance-runner.cfg
 output = ${buildout:directory}/template-runner.cfg.in
-md5sum = d67efe18c8d2295a9cc1274151bd63ce
+md5sum = c42444d468345dc1954f4b91b6de0c92
 mode = 0644
 
 [template-runner-import-script]

software/slaprunner/instance-runner.cfg

@@ -535,7 +535,7 @@ recipe = slapos.cookbook:shell
 wrapper = $${directory:bin}/sh
 shell = ${bash:location}/bin/bash
 home = $${runnerdirectory:home}
-path = $${environ:PATH}:${nano:location}/bin:${vim:location}/bin:${screen:location}/bin:${git:location}/bin:${tig:location}/bin
+path = $${environ:PATH}:/usr/bin:/bin/:${nano:location}/bin:${vim:location}/bin:${screen:location}/bin:${git:location}/bin:${tig:location}/bin
 ps1 = "\\w> "
 
 [environ]
@@ -629,7 +629,7 @@ exitcodes = 0
 logfile = $${directory:log}/supervisord.log
 no_logfile = NONE
 numprocs = 1
-path = $${environ:PATH}
+path = $${shell:path}
 pidfile = $${directory:run}/supervisord.pid
 server = $${slaprunner:ipv4}:$${:port}
 port = 39986