DOC: spoa/python: Rephrasing memory related error messages

The old message "No more space left available" was redundant with "left
available". This commit is to rephrase that sentence and make it more
explicit we are talking about memory

This patch must be backported as far as 2.0.
diff --git a/contrib/spoa_server/ps_python.c b/contrib/spoa_server/ps_python.c
index ec97f30..380d5b3 100644
--- a/contrib/spoa_server/ps_python.c
+++ b/contrib/spoa_server/ps_python.c
@@ -106,7 +106,7 @@
 	if (name_len_i == -1)
 		return NULL;
 	if (!set_var_null(worker, name, name_len_i, scope)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	Py_RETURN_NONE;
@@ -126,7 +126,7 @@
 	if (name_len_i == -1)
 		return NULL;
 	if (!set_var_bool(worker, name, name_len_i, scope, value)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	Py_RETURN_NONE;
@@ -146,7 +146,7 @@
 	if (name_len_i == -1)
 		return NULL;
 	if (!set_var_int32(worker, name, name_len_i, scope, value)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	Py_RETURN_NONE;
@@ -166,7 +166,7 @@
 	if (name_len_i == -1)
 		return NULL;
 	if (!set_var_uint32(worker, name, name_len_i, scope, value)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	Py_RETURN_NONE;
@@ -186,7 +186,7 @@
 	if (name_len_i == -1)
 		return NULL;
 	if (!set_var_int64(worker, name, name_len_i, scope, value)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	Py_RETURN_NONE;
@@ -206,7 +206,7 @@
 	if (name_len_i == -1)
 		return NULL;
 	if (!set_var_uint64(worker, name, name_len_i, scope, value)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	Py_RETURN_NONE;
@@ -241,7 +241,7 @@
 	}
 	memcpy(&ip, PY_STRING_AS_STRING(value), PY_STRING_GET_SIZE(value));
 	if (!set_var_ipv4(worker, name, name_len_i, scope, &ip)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	/* Once we set the IP value in the worker, we don't need it anymore... */
@@ -278,7 +278,7 @@
 	}
 	memcpy(&ip, PY_STRING_AS_STRING(value), PY_STRING_GET_SIZE(value));
 	if (!set_var_ipv6(worker, name, name_len_i, scope, &ip)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	/* Once we set the IP value in the worker, we don't need it anymore... */
@@ -303,7 +303,7 @@
 	if (name_len_i == -1 || value_len_i == -1)
 		return NULL;
 	if (!set_var_string(worker, name, name_len_i, scope, value, value_len_i)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	Py_RETURN_NONE;
@@ -326,7 +326,7 @@
 	if (name_len_i == -1 || value_len_i == -1)
 		return NULL;
 	if (!set_var_bin(worker, name, name_len_i, scope, value, value_len_i)) {
-		PyErr_SetString(spoa_error, "No space left available");
+		PyErr_SetString(spoa_error, "No more memory space available");
 		return NULL;
 	}
 	Py_RETURN_NONE;