Use dirname(@__FILE__) instead of Pkg.dir

This allows installing the package elsewhere.

Modernize Travis

.travis.yml

@@ -1,16 +1,10 @@
-language: cpp
-compiler:
-  - clang
+language: julia
+julia:
+  - 0.4
+  - 0.5
+  - nightly
 notifications:
   email: false
-env:
-  matrix:
-    - JULIAVERSION="julianightlies"
-before_install:
-  - sudo add-apt-repository ppa:staticfloat/julia-deps -y
-  - sudo add-apt-repository ppa:staticfloat/${JULIAVERSION} -y
-  - sudo apt-get update -qq -y
-  - sudo apt-get install libpcre3-dev julia -y
-  - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
-script:
-  - julia -e 'Pkg.init(); Pkg.clone(pwd()); Pkg.test("SuffixArrays")'
+#script: # use the default script which does the following
+#  - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
+#  - julia -e 'Pkg.init(); Pkg.clone(pwd()); Pkg.test("SuffixArrays")'

REQUIRE

@@ -0,0 +1 @@
+julia 0.4

test/runtests.jl

@@ -83,5 +83,5 @@ function walkdir(dir,files)
     return unique(files)
 end
 
-files = walkdir(Pkg.dir("SuffixArrays"),{})
-test_suffix(files)
+files = walkdir(dirname(dirname(@__FILE__)),{})
+test_suffix(files)