Use sudo for packet manipulator tests on TravisCI

.travis.yml

@@ -15,7 +15,7 @@ script:
 - go test -race -v ./common/fragmentor
 - go test -race -v ./common/obfuscator
 - go test -race -v ./common/osl
-- go test -race -v -tags "PSIPHON_RUN_PACKET_MANIPULATOR_TEST" ./common/packetman
+- sudo -E env "PATH=$PATH" go test -race -v -tags "PSIPHON_RUN_PACKET_MANIPULATOR_TEST" ./common/packetman
 - go test -race -v ./common/parameters
 - go test -race -v ./common/protocol
 - go test -race -v ./common/quic
@@ -28,7 +28,7 @@ script:
 - go test -race -v ./common/values
 - go test -race -v ./common/wildcard
 - go test -race -v ./transferstats
-- go test -race -v -tags "PSIPHON_RUN_PACKET_MANIPULATOR_TEST" ./server
+- sudo -E env "PATH=$PATH" go test -race -v -tags "PSIPHON_RUN_PACKET_MANIPULATOR_TEST" ./server
 - go test -race -v ./server/psinet
 - go test -race -v ../Server/logging/analysis
 - go test -race -v ../ClientLibrary/clientlib
@@ -40,7 +40,7 @@ script:
 - go test -v -covermode=count -coverprofile=obfuscator.coverprofile ./common/obfuscator
 - go test -v -covermode=count -coverprofile=osl.coverprofile ./common/osl
 - go test -v -covermode=count -coverprofile=parameters.coverprofile ./common/parameters
-- go test -v -covermode=count -coverprofile=packetman.coverprofile -tags "PSIPHON_RUN_PACKET_MANIPULATOR_TEST" ./common/packetman
+- sudo -E env "PATH=$PATH" go test -v -covermode=count -coverprofile=packetman.coverprofile -tags "PSIPHON_RUN_PACKET_MANIPULATOR_TEST" ./common/packetman
 - go test -v -covermode=count -coverprofile=protocol.coverprofile ./common/protocol
 - go test -v -covermode=count -coverprofile=quic.coverprofile ./common/quic
 - go test -v -covermode=count -coverprofile=tactics.coverprofile ./common/tactics
@@ -49,7 +49,7 @@ script:
 - go test -v -covermode=count -coverprofile=values.coverprofile ./common/values
 - go test -v -covermode=count -coverprofile=wildcard.coverprofile ./common/wildcard
 - go test -v -covermode=count -coverprofile=transferstats.coverprofile ./transferstats
-- go test -v -covermode=count -coverprofile=server.coverprofile -tags "PSIPHON_RUN_PACKET_MANIPULATOR_TEST" ./server
+- sudo -E env "PATH=$PATH" go test -v -covermode=count -coverprofile=server.coverprofile -tags "PSIPHON_RUN_PACKET_MANIPULATOR_TEST" ./server
 - go test -v -covermode=count -coverprofile=psinet.coverprofile ./server/psinet
 - go test -v -covermode=count -coverprofile=analysis.coverprofile ../Server/logging/analysis
 - go test -v -covermode=count -coverprofile=clientlib.coverprofile ../ClientLibrary/clientlib